fixes for offline otr
added Diego Turtulici to list of contributors
Merge pull request #226 from kruks23/development

Update spanish mins ago
more otr fixes
Merge branch 'development' of github.com:siacs/Conversations into development
changed diesys' link
some fixes for otr with multiple parties
wrap wakelock release with try catch
removed unecessary logging
wraped stanza writer in try catch
fixed odd occurrences of a cursor returned by the system being NULL. wtf ukas
more kxml fuck ups fixed
fixed two rare npe
more npe fixes
moved some try catchs around
fixed rare bug with attach image menu
faulty otr messages now generate an error
made warnings in chats i tiny bit smaller
raised ping time out
Update Spanish Translations