Merge branch 'activity-padding' into 'master'

Added paddingLeft/Right for devices older than API 17.

Please do the same for any other XML activities you create.

See merge request !17

briar-android/res/layout/activity_password.xml

@@ -5,7 +5,9 @@
     android:orientation="vertical"
     android:paddingBottom="@dimen/margin_activity_vertical"
     android:paddingEnd="@dimen/margin_activity_horizontal"
+    android:paddingRight="@dimen/margin_activity_horizontal"
     android:paddingStart="@dimen/margin_activity_horizontal"
+    android:paddingLeft="@dimen/margin_activity_horizontal"
     android:paddingTop="@dimen/margin_activity_vertical">
 
     <TextView