Update translations

Updated a number of different translations throughout the Spanish file.
Merge pull request #164 from kkirsche/patch-1

Update translations
truncate url if too long
Update languages.properties

Change italian and russian to their native language
Merge pull request #165 from kkirsche/patch-2

Update languages.properties
enforce settings uniqueness
wait for a spot in the queue when full
New shortcuts to Swedish

More translations!
Merge pull request #167 from LpSamuelm/patch-3

New shortcuts to Swedish
Translated untranslated norwegian strings
Merge pull request #168 from mogsie/patch-1

Translated untranslated norwegian strings
do some heavy work outside of the database transaction
jklm initial implementation
translated an untranslated word in french
Merge pull request #170 from jocelynthode/fr-branch

translated an untranslated word in french
replaced by jlockmanager
Merge pull request #171 from Athou/jklm

Use jkeylockmanager for entry update locking
return null when refresh is planned
build disabledUntil date for feeds with support for http 304
shutdown pool when application stops