calendar and chooseDB packages translated.
chart translated
Chart and LocalizedStrings implemented.
Merge remote-tracking branch 'origin/translations-wp-Packages' into
Translation-HM

Conflicts:
	src/main/java/de/fhbingen/wbs/translation/Button.java
	src/main/java/de/fhbingen/wbs/translation/ErrorMessages.java
	src/main/java/de/fhbingen/wbs/translation/General.java
	src/main/java/de/fhbingen/wbs/translation/LocalizedStrings.java
	src/main/java/de/fhbingen/wbs/translation/Messages.java
Translations and String externalization.