Reports: Localize the waiting for report message.

Reports: Localize the waiting for report message.

* src/main/java/org/glom/web/client/activity/ReportActivity.java
start(): Get the message from the contants.
* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants.properties:
Add the string here.
* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants_cs.properties:
* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants_de.properties:
* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants_es.properties:
* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants_sl.properties:
* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants_zh_CN.properties:
Update these files with the English text for newer strings for now.