Remove displaying of venue when it is null

- line wrap to 80 char
Add internationalisation module
Enable changing of language
Integrate international module with user input and prompts
Enable persistence of language options
Update BakaUI to utilise resource bundle strings
Update Contents to utilise resource bundle strings
Merge branch 'internationalization'

Conflicts:
	src/bakatxt/gui/Contents.java
Rename the key for double dash (--)