Fix RTL Lint warnings by using start/end

app/src/main/res/layout-land/activity_pc_view.xml

@@ -24,7 +24,9 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_toRightOf="@+id/pcs_loading"
+            android:layout_toEndOf="@+id/pcs_loading"
             android:layout_marginLeft="5dp"
+            android:layout_marginStart="5dp"
             android:layout_centerVertical="true"
             android:textAppearance="?android:attr/textAppearanceLarge"
             android:gravity="center"
@@ -41,7 +43,9 @@
         android:layout_alignParentBottom="true"
         android:layout_alignParentTop="true"
         android:layout_toLeftOf="@+id/manuallyAddPc"
-        android:layout_toRightOf="@+id/settingsButton"/>
+        android:layout_toStartOf="@+id/manuallyAddPc"
+        android:layout_toRightOf="@+id/settingsButton"
+        android:layout_toEndOf="@+id/settingsButton"/>
 
     <ImageButton
         android:id="@+id/settingsButton"
@@ -50,6 +54,7 @@
         android:cropToPadding="false"
         android:scaleType="fitXY"
         android:nextFocusDown="@+id/pcGridView"
+        android:layout_alignParentStart="true"
         android:layout_alignParentLeft="true"
         android:layout_alignParentTop="true"
         android:src="@drawable/settings"
@@ -64,6 +69,7 @@
         android:nextFocusDown="@+id/pcGridView"
         android:layout_alignParentTop="true"
         android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
         android:src="@drawable/add_computer"
         style="?android:attr/borderlessButtonStyle"/>
 

app/src/main/res/layout-port/activity_pc_view.xml

@@ -24,7 +24,9 @@
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_toRightOf="@+id/pcs_loading"
+            android:layout_toEndOf="@+id/pcs_loading"
             android:layout_marginLeft="5dp"
+            android:layout_marginStart="5dp"
             android:layout_centerVertical="true"
             android:textAppearance="?android:attr/textAppearanceLarge"
             android:gravity="center"
@@ -39,7 +41,9 @@
         android:columnWidth="160dp"
         android:gravity="center"
         android:layout_toLeftOf="@+id/manuallyAddPc"
+        android:layout_toStartOf="@+id/manuallyAddPc"
         android:layout_toRightOf="@+id/settingsButton"
+        android:layout_toEndOf="@+id/settingsButton"
         android:layout_alignParentBottom="true"
         android:layout_alignParentTop="true"/>
 
@@ -50,6 +54,7 @@
         android:cropToPadding="false"
         android:scaleType="fitXY"
         android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
         android:layout_alignParentTop="true"
         android:src="@drawable/settings"
         style="?android:attr/borderlessButtonStyle"/>
@@ -61,6 +66,7 @@
         android:cropToPadding="false"
         android:scaleType="fitXY"
         android:layout_alignParentTop="true"
+        android:layout_alignParentEnd="true"
         android:layout_alignParentRight="true"
         android:src="@drawable/add_computer"
         style="?android:attr/borderlessButtonStyle"/>

app/src/main/res/layout/activity_add_computer_manually.xml

@@ -24,7 +24,9 @@
         android:layout_below="@+id/manuallyAddPcText"
         android:layout_marginTop="25dp"
         android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
         android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
         android:ems="10"
         android:singleLine="true"
         android:inputType="textNoSuggestions"

app/src/main/res/layout/activity_app_view.xml

@@ -17,7 +17,9 @@
         android:stretchMode="spacingWidth"
         android:gravity="center"
         android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
         android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
         android:layout_alignParentBottom="true"
         android:layout_below="@+id/appListText">
     </GridView>

app/src/main/res/layout/pc_grid_item.xml

@@ -17,7 +17,9 @@
             android:id="@+id/grid_overlay"
             android:layout_marginTop="15dp"
             android:layout_marginLeft="65dp"
+            android:layout_marginStart="65dp"
             android:layout_marginRight="20dp"
+            android:layout_marginEnd="20dp"
             android:layout_width="50dp"
             android:layout_height="50dp">
         </ImageView>