diff --git a/app/src/main/res/drawable/ic_group_grey600_24px.xml b/app/src/main/res/drawable/ic_group_grey600_24px.xml
index 69b45ba78..4acc0cfd2 100644
--- a/app/src/main/res/drawable/ic_group_grey600_24px.xml
+++ b/app/src/main/res/drawable/ic_group_grey600_24px.xml
@@ -1,7 +1,9 @@
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="#757575" android:fillType="nonZero"
         android:pathData="M12.729,5C11.044,5 9.833,6.38 9.833,7.702C9.833,9.054 9.93,10.019 10.605,11.08C10.822,11.36 11.074,11.418 11.281,11.659C11.411,12.142 11.513,12.625 11.378,13.107C10.957,13.255 10.557,13.428 10.152,13.59C9.66,13.326 9.09,13.107 8.598,12.914C8.53,12.644 8.579,12.444 8.646,12.19C8.762,12.07 8.868,12.016 8.994,11.901C9.351,11.466 9.37,10.733 9.37,10.212C9.37,9.44 8.675,8.861 7.922,8.861C7.082,8.861 6.474,9.555 6.474,10.212L6.455,10.212C6.455,10.887 6.503,11.37 6.841,11.901C6.938,12.045 7.075,12.07 7.179,12.19C7.244,12.431 7.296,12.673 7.227,12.914C6.61,13.129 6.027,13.397 5.49,13.686C5.085,13.976 5.265,13.862 5.007,14.796C4.888,15.279 6.262,15.501 7.247,15.578C7.198,15.843 7.131,16.196 6.938,16.871C6.629,18.078 11.139,18.512 12.729,18.512C15.074,18.512 18.822,18.072 18.501,16.871C17.999,14.999 18.3,15.221 17.555,14.651C16.503,14.02 15.188,13.525 14.08,13.107C13.935,12.57 14.041,12.171 14.177,11.659C14.403,11.418 14.659,11.312 14.872,11.08C15.537,10.227 15.624,8.741 15.624,7.702C15.624,6.172 14.244,5 12.729,5L12.729,5Z"
-        android:strokeColor="#00000000" android:strokeWidth="1"/>
+        android:strokeColor="#00000000" android:strokeWidth="1"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_link_black_24px.xml b/app/src/main/res/drawable/ic_link_black_24px.xml
index 9f52bcc60..d1e8a70fa 100644
--- a/app/src/main/res/drawable/ic_link_black_24px.xml
+++ b/app/src/main/res/drawable/ic_link_black_24px.xml
@@ -18,10 +18,12 @@
   ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   -->
 
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="#000000" android:fillType="nonZero"
         android:pathData="M13,5.921L9.818,9.105C9.111,9.812 8.781,10.723 8.83,11.562C8.88,12.401 9.263,13.146 9.818,13.701L11.23,12.285C10.663,11.717 10.686,11.065 11.232,10.519L14.414,7.337C14.939,6.812 15.664,6.814 16.186,7.335C16.668,7.891 16.713,8.574 16.182,9.105L15.362,9.925C15.917,10.71 16.007,11.291 15.955,12.16L17.596,10.519C18.833,9.282 18.833,7.154 17.596,5.917C16.36,4.681 14.254,4.706 13,5.921L13,5.921ZM13.707,9.806L12.293,11.224L12.297,11.224C12.847,11.774 12.804,12.482 12.293,12.994L9.111,16.175C8.415,16.767 7.813,16.646 7.342,16.175C6.715,15.549 6.842,14.907 7.342,14.407L8.192,13.56C7.636,12.777 7.543,12.195 7.594,11.328L5.928,12.994C4.689,14.233 4.692,16.354 5.928,17.589C7.163,18.825 9.29,18.825 10.526,17.589L13.707,14.407C14.416,13.699 14.747,12.789 14.698,11.949C14.65,11.109 14.266,10.362 13.709,9.808L13.707,9.806Z"
-        android:strokeColor="#00000000" android:strokeWidth="1"/>
+        android:strokeColor="#00000000" android:strokeWidth="1"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_link_grey600_24px.xml b/app/src/main/res/drawable/ic_link_grey600_24px.xml
index b5386a5de..fcd044183 100644
--- a/app/src/main/res/drawable/ic_link_grey600_24px.xml
+++ b/app/src/main/res/drawable/ic_link_grey600_24px.xml
@@ -1,7 +1,9 @@
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="#757575" android:fillType="nonZero"
         android:pathData="M13,5.921L9.818,9.105C9.111,9.812 8.781,10.723 8.83,11.562C8.88,12.401 9.263,13.146 9.818,13.701L11.23,12.285C10.663,11.717 10.686,11.065 11.232,10.519L14.414,7.337C14.939,6.812 15.664,6.814 16.186,7.335C16.668,7.891 16.713,8.574 16.182,9.105L15.362,9.925C15.917,10.71 16.007,11.291 15.955,12.16L17.596,10.519C18.833,9.282 18.833,7.154 17.596,5.917C16.36,4.681 14.254,4.706 13,5.921L13,5.921ZM13.707,9.806L12.293,11.224L12.297,11.224C12.847,11.774 12.804,12.482 12.293,12.994L9.111,16.175C8.415,16.767 7.813,16.646 7.342,16.175C6.715,15.549 6.842,14.907 7.342,14.407L8.192,13.56C7.636,12.777 7.543,12.195 7.594,11.328L5.928,12.994C4.689,14.233 4.692,16.354 5.928,17.589C7.163,18.825 9.29,18.825 10.526,17.589L13.707,14.407C14.416,13.699 14.747,12.789 14.698,11.949C14.65,11.109 14.266,10.362 13.709,9.808L13.707,9.806Z"
-        android:strokeColor="#00000000" android:strokeWidth="1"/>
+        android:strokeColor="#00000000" android:strokeWidth="1"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_link_white_24px.xml b/app/src/main/res/drawable/ic_link_white_24px.xml
index 68f853464..d59f2cf40 100644
--- a/app/src/main/res/drawable/ic_link_white_24px.xml
+++ b/app/src/main/res/drawable/ic_link_white_24px.xml
@@ -1,4 +1,5 @@
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="#D5D5D5" android:fillType="nonZero"
@@ -6,5 +7,6 @@
         android:strokeColor="#00000000" android:strokeWidth="1"/>
     <path android:fillColor="#FFFFFF" android:fillType="nonZero"
         android:pathData="M13,5.921L9.818,9.105C9.111,9.812 8.781,10.723 8.83,11.562C8.88,12.401 9.263,13.146 9.818,13.701L11.23,12.285C10.663,11.717 10.686,11.065 11.232,10.519L14.414,7.337C14.939,6.812 15.664,6.814 16.186,7.335C16.668,7.891 16.713,8.574 16.182,9.105L15.362,9.925C15.917,10.71 16.007,11.291 15.955,12.16L17.596,10.519C18.833,9.282 18.833,7.154 17.596,5.917C16.36,4.681 14.254,4.706 13,5.921L13,5.921ZM13.707,9.806L12.293,11.224L12.297,11.224C12.847,11.774 12.804,12.482 12.293,12.994L9.111,16.175C8.415,16.767 7.813,16.646 7.342,16.175C6.715,15.549 6.842,14.907 7.342,14.407L8.192,13.56C7.636,12.777 7.543,12.195 7.594,11.328L5.928,12.994C4.689,14.233 4.692,16.354 5.928,17.589C7.163,18.825 9.29,18.825 10.526,17.589L13.707,14.407C14.416,13.699 14.747,12.789 14.698,11.949C14.65,11.109 14.266,10.362 13.709,9.808L13.707,9.806Z"
-        android:strokeColor="#00000000" android:strokeWidth="1"/>
+        android:strokeColor="#00000000" android:strokeWidth="1"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_people_group_black_24px.xml b/app/src/main/res/drawable/ic_people_group_black_24px.xml
index f1fd901a0..da3d845e3 100644
--- a/app/src/main/res/drawable/ic_people_group_black_24px.xml
+++ b/app/src/main/res/drawable/ic_people_group_black_24px.xml
@@ -18,30 +18,12 @@
   ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   -->
 
-<!--
-  ~ Nextcloud Talk application
-  ~
-  ~ @author Mario Danic
-  ~ Copyright (C) 2017-2018 Mario Danic <mario@lovelyhq.com>
-  ~
-  ~ This program is free software: you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation, either version 3 of the License, or
-  ~ at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License
-  ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
-  -->
-
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="#000000" android:fillType="nonZero"
         android:pathData="M12.729,5C11.044,5 9.833,6.38 9.833,7.702C9.833,9.054 9.93,10.019 10.605,11.08C10.822,11.36 11.074,11.418 11.281,11.659C11.411,12.142 11.513,12.625 11.378,13.107C10.957,13.255 10.557,13.428 10.152,13.59C9.66,13.326 9.09,13.107 8.598,12.914C8.53,12.644 8.579,12.444 8.646,12.19C8.762,12.07 8.868,12.016 8.994,11.901C9.351,11.466 9.37,10.733 9.37,10.212C9.37,9.44 8.675,8.861 7.922,8.861C7.082,8.861 6.474,9.555 6.474,10.212L6.455,10.212C6.455,10.887 6.503,11.37 6.841,11.901C6.938,12.045 7.075,12.07 7.179,12.19C7.244,12.431 7.296,12.673 7.227,12.914C6.61,13.129 6.027,13.397 5.49,13.686C5.085,13.976 5.265,13.862 5.007,14.796C4.888,15.279 6.262,15.501 7.247,15.578C7.198,15.843 7.131,16.196 6.938,16.871C6.629,18.078 11.139,18.512 12.729,18.512C15.074,18.512 18.822,18.072 18.501,16.871C17.999,14.999 18.3,15.221 17.555,14.651C16.503,14.02 15.188,13.525 14.08,13.107C13.935,12.57 14.041,12.171 14.177,11.659C14.403,11.418 14.659,11.312 14.872,11.08C15.537,10.227 15.624,8.741 15.624,7.702C15.624,6.172 14.244,5 12.729,5L12.729,5Z"
-        android:strokeColor="#00000000" android:strokeWidth="1"/>
+        android:strokeColor="#00000000" android:strokeWidth="1"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_people_group_white_24px.xml b/app/src/main/res/drawable/ic_people_group_white_24px.xml
index e0cbf81fe..0f39f7bfe 100644
--- a/app/src/main/res/drawable/ic_people_group_white_24px.xml
+++ b/app/src/main/res/drawable/ic_people_group_white_24px.xml
@@ -1,4 +1,5 @@
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
     <path android:fillColor="#D5D5D5" android:fillType="nonZero"
@@ -6,5 +7,6 @@
         android:strokeColor="#00000000" android:strokeWidth="1"/>
     <path android:fillColor="#FFFFFF" android:fillType="nonZero"
         android:pathData="M12.729,5C11.044,5 9.833,6.38 9.833,7.702C9.833,9.054 9.93,10.019 10.605,11.08C10.822,11.36 11.074,11.418 11.281,11.659C11.411,12.142 11.513,12.625 11.378,13.107C10.957,13.255 10.557,13.428 10.152,13.59C9.66,13.326 9.09,13.107 8.598,12.914C8.53,12.644 8.579,12.444 8.646,12.19C8.762,12.07 8.868,12.016 8.994,11.901C9.351,11.466 9.37,10.733 9.37,10.212C9.37,9.44 8.675,8.861 7.922,8.861C7.082,8.861 6.474,9.555 6.474,10.212L6.455,10.212C6.455,10.887 6.503,11.37 6.841,11.901C6.938,12.045 7.075,12.07 7.179,12.19C7.244,12.431 7.296,12.673 7.227,12.914C6.61,13.129 6.027,13.397 5.49,13.686C5.085,13.976 5.265,13.862 5.007,14.796C4.888,15.279 6.262,15.501 7.247,15.578C7.198,15.843 7.131,16.196 6.938,16.871C6.629,18.078 11.139,18.512 12.729,18.512C15.074,18.512 18.822,18.072 18.501,16.871C17.999,14.999 18.3,15.221 17.555,14.651C16.503,14.02 15.188,13.525 14.08,13.107C13.935,12.57 14.041,12.171 14.177,11.659C14.403,11.418 14.659,11.312 14.872,11.08C15.537,10.227 15.624,8.741 15.624,7.702C15.624,6.172 14.244,5 12.729,5L12.729,5Z"
-        android:strokeColor="#00000000" android:strokeWidth="1"/>
+        android:strokeColor="#00000000" android:strokeWidth="1"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/drawable/ic_settings_black_24dp.xml b/app/src/main/res/drawable/ic_settings_black_24dp.xml
index b1ed64c70..4fbe2f6f5 100644
--- a/app/src/main/res/drawable/ic_settings_black_24dp.xml
+++ b/app/src/main/res/drawable/ic_settings_black_24dp.xml
@@ -18,8 +18,10 @@
   ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   -->
 
-<vector android:autoMirrored="true" android:height="24dp"
+<vector xmlns:tools="http://schemas.android.com/tools"
+    android:autoMirrored="true" android:height="24dp"
     android:viewportHeight="24.0" android:viewportWidth="24.0"
     android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="#FF000000" android:pathData="M19.43,12.98c0.04,-0.32 0.07,-0.64 0.07,-0.98s-0.03,-0.66 -0.07,-0.98l2.11,-1.65c0.19,-0.15 0.24,-0.42 0.12,-0.64l-2,-3.46c-0.12,-0.22 -0.39,-0.3 -0.61,-0.22l-2.49,1c-0.52,-0.4 -1.08,-0.73 -1.69,-0.98l-0.38,-2.65C14.46,2.18 14.25,2 14,2h-4c-0.25,0 -0.46,0.18 -0.49,0.42l-0.38,2.65c-0.61,0.25 -1.17,0.59 -1.69,0.98l-2.49,-1c-0.23,-0.09 -0.49,0 -0.61,0.22l-2,3.46c-0.13,0.22 -0.07,0.49 0.12,0.64l2.11,1.65c-0.04,0.32 -0.07,0.65 -0.07,0.98s0.03,0.66 0.07,0.98l-2.11,1.65c-0.19,0.15 -0.24,0.42 -0.12,0.64l2,3.46c0.12,0.22 0.39,0.3 0.61,0.22l2.49,-1c0.52,0.4 1.08,0.73 1.69,0.98l0.38,2.65c0.03,0.24 0.24,0.42 0.49,0.42h4c0.25,0 0.46,-0.18 0.49,-0.42l0.38,-2.65c0.61,-0.25 1.17,-0.59 1.69,-0.98l2.49,1c0.23,0.09 0.49,0 0.61,-0.22l2,-3.46c0.12,-0.22 0.07,-0.49 -0.12,-0.64l-2.11,-1.65zM12,15.5c-1.93,0 -3.5,-1.57 -3.5,-3.5s1.57,-3.5 3.5,-3.5 3.5,1.57 3.5,3.5 -1.57,3.5 -3.5,3.5z"/>
+    <path android:fillColor="#FF000000" android:pathData="M19.43,12.98c0.04,-0.32 0.07,-0.64 0.07,-0.98s-0.03,-0.66 -0.07,-0.98l2.11,-1.65c0.19,-0.15 0.24,-0.42 0.12,-0.64l-2,-3.46c-0.12,-0.22 -0.39,-0.3 -0.61,-0.22l-2.49,1c-0.52,-0.4 -1.08,-0.73 -1.69,-0.98l-0.38,-2.65C14.46,2.18 14.25,2 14,2h-4c-0.25,0 -0.46,0.18 -0.49,0.42l-0.38,2.65c-0.61,0.25 -1.17,0.59 -1.69,0.98l-2.49,-1c-0.23,-0.09 -0.49,0 -0.61,0.22l-2,3.46c-0.13,0.22 -0.07,0.49 0.12,0.64l2.11,1.65c-0.04,0.32 -0.07,0.65 -0.07,0.98s0.03,0.66 0.07,0.98l-2.11,1.65c-0.19,0.15 -0.24,0.42 -0.12,0.64l2,3.46c0.12,0.22 0.39,0.3 0.61,0.22l2.49,-1c0.52,0.4 1.08,0.73 1.69,0.98l0.38,2.65c0.03,0.24 0.24,0.42 0.49,0.42h4c0.25,0 0.46,-0.18 0.49,-0.42l0.38,-2.65c0.61,-0.25 1.17,-0.59 1.69,-0.98l2.49,1c0.23,0.09 0.49,0 0.61,-0.22l2,-3.46c0.12,-0.22 0.07,-0.49 -0.12,-0.64l-2.11,-1.65zM12,15.5c-1.93,0 -3.5,-1.57 -3.5,-3.5s1.57,-3.5 3.5,-3.5 3.5,1.57 3.5,3.5 -1.57,3.5 -3.5,3.5z"
+        tools:ignore="VectorPath" />
 </vector>
diff --git a/app/src/main/res/layout/rv_item_contact.xml b/app/src/main/res/layout/rv_item_contact.xml
index fefd40ce0..4d3becac2 100644
--- a/app/src/main/res/layout/rv_item_contact.xml
+++ b/app/src/main/res/layout/rv_item_contact.xml
@@ -29,7 +29,6 @@
                 android:orientation="vertical">
 
     <com.nextcloud.talk.utils.MagicFlipView
-        xmlns:app="http://schemas.android.com/apk/res-auto"
         android:id="@+id/avatar_flip_view"
         android:layout_width="@dimen/avatar_size"
         android:layout_height="@dimen/avatar_size"
diff --git a/app/src/main/res/layout/rv_item_conversation_info_participant.xml b/app/src/main/res/layout/rv_item_conversation_info_participant.xml
index da4e500e9..17ecc5f79 100644
--- a/app/src/main/res/layout/rv_item_conversation_info_participant.xml
+++ b/app/src/main/res/layout/rv_item_conversation_info_participant.xml
@@ -34,7 +34,6 @@
         android:layout_marginStart="@dimen/activity_horizontal_margin">
 
         <com.nextcloud.talk.utils.MagicFlipView
-            xmlns:app="http://schemas.android.com/apk/res-auto"
             android:id="@+id/avatar_flip_view"
             android:layout_width="@dimen/avatar_size"
             android:layout_height="@dimen/avatar_size"
diff --git a/app/src/main/res/layout/rv_item_mention.xml b/app/src/main/res/layout/rv_item_mention.xml
index 636e51793..a52fe39dc 100644
--- a/app/src/main/res/layout/rv_item_mention.xml
+++ b/app/src/main/res/layout/rv_item_mention.xml
@@ -36,7 +36,6 @@
         android:layout_marginStart="@dimen/activity_horizontal_margin">
 
         <com.nextcloud.talk.utils.MagicFlipView
-            xmlns:app="http://schemas.android.com/apk/res-auto"
             android:id="@+id/avatar_flip_view"
             android:layout_width="@dimen/avatar_size"
             android:layout_height="@dimen/avatar_size"
diff --git a/app/src/main/res/layout/rv_item_participant.xml b/app/src/main/res/layout/rv_item_participant.xml
index aad2af65f..6e5a660fc 100644
--- a/app/src/main/res/layout/rv_item_participant.xml
+++ b/app/src/main/res/layout/rv_item_participant.xml
@@ -25,7 +25,7 @@
     android:layout_height="@dimen/item_height"
     android:orientation="vertical">
 
-    <com.nextcloud.talk.utils.MagicFlipView xmlns:app="http://schemas.android.com/apk/res-auto"
+    <com.nextcloud.talk.utils.MagicFlipView
         android:id="@+id/avatar_flip_view"
         android:layout_width="@dimen/avatar_size"
         android:layout_height="@dimen/avatar_size"