Update basque translation
Misc. "fixes" to correct warnings.
Accessibility: Add missing image descriptions
Merge pull request #718 from beriain/development

Update basque translation
Merge pull request #721 from SamWhited/warning_fixes

Warning "fixes"
Added missing italian translations with some minor fixes to existing ones
Removed pref_about_message which is not translatable
don't request fragment before updating
do not query service info from main server again
Merge pull request #726 from Elinvention/development

Update Italian translations
fixed italian translation
fixed npe if roster jid couldnt be parsed
worked around rare npe
clear encrypted messages on reinit
version bump to 0.9.1 and changelog
bumped cap version as well