BG fixes for COntainer

packages/vitec/Resources/Private/Language/locallang_containers.xlf

@@ -258,6 +258,9 @@
 			<trans-unit id="bg_pos.right" resname="bg_pos.right">
 				<source>Right %</source>
 			</trans-unit>
+			<trans-unit id="bg_pos.description" resname="bg_pos.description">
+				<source>Distance from that edge, in percent. Leave empty to centre on this axis. Values below 0 and above 100 are allowed and push the image beyond the edge. Filling both ends of an axis is contradictory - the near edge wins (left over right, top over bottom).</source>
+			</trans-unit>
 
 		</body>
 	</file>