Merge pull request #257 from johan12345/master

Add: Aachen RWTH
Unicode fix
added: FH Augsburg, ASH Berlin, LB Hannover, Kierspe, Lage, Osterburg,
St Wendel, Stralsund, Viernheim
Merge branch 'master' of github.com:raphaelm/opacclient
Handle HttpConnectErrorException
Fix add_library.py
Give credit to Matteo
Prepare release
Merge pull request #30 from raphaelm/master

Update with latest commits from raphaelm