show status bar on startup
minor bug fix
Merge branch 'development' into development_marc
fixes #166
fixes #166 when losing connection in DownloadMenu
Merge branch 'development_marc' into development
added another alert view
adapt library to our issue
Merge branch 'development' of gh:Catrobat/Catty into development

* 'development' of gh:Catrobat/Catty:
  adapt library to our issue
  added another alert view
  fixes #166 when losing connection in DownloadMenu
  fixes #166
remove include guards, since #import avoids multiple includes
move some NSLocalizedStrings to new header file (#160)