Merge pull request #245 from johan12345/master

Bugfixes for iOPAC and first steps towards translatable strings
Merge pull request #246 from johan12345/master

Bugfix for odd result numbering in Preetz (iOPAC)
Merge pull request #247 from johan12345/master

More preparation for translating the app
Merge pull request #248 from johan12345/master

Remove duplicate and unused strings, follow Android Lint suggestions
Catch a org.apache.http.MalformedChunkCodingException
Fix a NPE in Adis.java
Fix string providers
Tests: FIx library path
added: Bad Schwartau
Dismiss notification after Snooze
Don't offer to show more fields if there are none
Fix error
Fix possible NPE
Move NullPointerException ;)
Another fix for Preetz
Husum: Change library name
Try to provide a better solution for a NullPointerException
added: Bad Honnef, Bad Vilbel, Bassersdorf, Gammertingen, Gescher,
Leibniz-FH Hannover, HS Rhein-Waal Kamp-Lintfort, Ludothek Langnau,
Münster-Mecklenbeck, Münster-Überwasser, Münster-Hiltrup, Ravensburg
added: Glückstadt
fix: Bottrop