Removed unused FolderFragment/DeviceFragment drawables.

src/main/res/drawable/ic_device_hub_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_device_hub_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_device_hub_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_history_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_history_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_history_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_info_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_info_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_info_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_link_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_link_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_link_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_lock_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_lock_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_lock_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_phonelink_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_phonelink_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_phonelink_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_qrcode_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_qrcode_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_qrcode_black_24dp_active" />
-</selector>

src/main/res/drawable/ic_transparent_24dp.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="rectangle">
-    <size
-        android:width="24dp"
-        android:height="24dp" />
-    <solid android:color="@android:color/transparent" />
-</shape>

src/main/res/drawable/ic_zip_box_black_24dp.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item android:drawable="@drawable/ic_zip_box_black_24dp_inactive" android:state_enabled="false" />
-    <item android:drawable="@drawable/ic_zip_box_black_24dp_active" />
-</selector>

src/main/res/layout/fragment_device.xml

@@ -43,7 +43,7 @@
                 android:layout_marginEnd="@dimen/abc_action_bar_content_inset_material"
                 android:layout_marginRight="@dimen/abc_action_bar_content_inset_material"
                 android:contentDescription="@string/scan_qr_code_description"
-                android:src="@drawable/ic_qrcode_black_24dp" />
+                android:src="@drawable/ic_qrcode_black_24dp_active" />
         </LinearLayout>
 
         <EditText
@@ -62,8 +62,8 @@
             style="@style/Widget.Syncthing.TextView.Label.Details.Field"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:drawableLeft="@drawable/ic_link_black_24dp"
-            android:drawableStart="@drawable/ic_link_black_24dp"
+            android:drawableLeft="@drawable/ic_link_black_24dp_active"
+            android:drawableStart="@drawable/ic_link_black_24dp_active"
             android:hint="@string/addresses"
             android:imeOptions="actionDone"
             android:inputType="textNoSuggestions"/>
@@ -82,8 +82,8 @@
                 android:layout_weight="1"
                 android:background="@null"
                 android:checked="false"
-                android:drawableLeft="@drawable/ic_zip_box_black_24dp"
-                android:drawableStart="@drawable/ic_zip_box_black_24dp"
+                android:drawableLeft="@drawable/ic_zip_box_black_24dp_active"
+                android:drawableStart="@drawable/ic_zip_box_black_24dp_active"
                 android:text="@string/compression" />
 
             <TextView
@@ -102,8 +102,8 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:checked="false"
-            android:drawableLeft="@drawable/ic_phonelink_black_24dp"
-            android:drawableStart="@drawable/ic_phonelink_black_24dp"
+            android:drawableLeft="@drawable/ic_phonelink_black_24dp_active"
+            android:drawableStart="@drawable/ic_phonelink_black_24dp_active"
             android:text="@string/introducer" />
 
         <TextView
@@ -111,8 +111,8 @@
             style="@style/Widget.Syncthing.TextView.Label.Details"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:drawableLeft="@drawable/ic_info_black_24dp"
-            android:drawableStart="@drawable/ic_info_black_24dp"
+            android:drawableLeft="@drawable/ic_info_black_24dp_inactive"
+            android:drawableStart="@drawable/ic_info_black_24dp_inactive"
             android:enabled="false"
             android:hint="@string/current_address"
             android:visibility="gone"
@@ -123,11 +123,12 @@
             style="@style/Widget.Syncthing.TextView.Label.Details"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:drawableLeft="@drawable/ic_transparent_24dp"
-            android:drawableStart="@drawable/ic_transparent_24dp"
+            android:paddingLeft="72dp"
+            android:paddingStart="72dp"
             android:enabled="false"
             android:hint="@string/syncthing_version_title"
             android:visibility="gone"
-            tools:visibility="visible" />
+            tools:visibility="visible"
+            tools:ignore="RtlSymmetry"/>
     </LinearLayout>
 </ScrollView>

src/main/res/layout/fragment_folder.xml

@@ -57,8 +57,8 @@
                 style="@style/Widget.Syncthing.TextView.Label.Details"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:drawableLeft="@drawable/ic_device_hub_black_24dp"
-                android:drawableStart="@drawable/ic_device_hub_black_24dp"
+                android:drawableLeft="@drawable/ic_device_hub_black_24dp_active"
+                android:drawableStart="@drawable/ic_device_hub_black_24dp_active"
                 android:text="@string/devices" />
         </LinearLayout>
 
@@ -68,8 +68,8 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:checked="false"
-            android:drawableLeft="@drawable/ic_lock_black_24dp"
-            android:drawableStart="@drawable/ic_lock_black_24dp"
+            android:drawableLeft="@drawable/ic_lock_black_24dp_active"
+            android:drawableStart="@drawable/ic_lock_black_24dp_active"
             android:text="@string/folder_master" />
 
         <LinearLayout
@@ -86,8 +86,8 @@
                 android:layout_weight="1"
                 android:background="@null"
                 android:checked="false"
-                android:drawableLeft="@drawable/ic_history_black_24dp"
-                android:drawableStart="@drawable/ic_history_black_24dp"
+                android:drawableLeft="@drawable/ic_history_black_24dp_active"
+                android:drawableStart="@drawable/ic_history_black_24dp_active"
                 android:text="@string/keep_versions" />
 
             <TextView