Translate more strings in more locales.

Translate more strings in more locales.

	* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants.properties:
	* src/main/java/org/glom/web/client/ui/details/DetailsCell.java:
	* src/main/java/org/glom/web/client/ui/details/RelatedListTable.java:
	* src/main/java/org/glom/web/client/ui/list/ListViewTable.java:
	Translate the "Details" and "Open" string too.

	* src/main/java/org/glom/web/OnlineGlom.gwt.xml:
	* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants.properties:
	* src/main/resources/org/glom/web/client/ui/OnlineGlomConstants_cs.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:
	Add these new locales as placeholders though they currently contain English.