Merge pull request #7 from jwalkerbg/master

Added Bulgarian translation
Support for BG translation strings for legacy versions of Redmine
Removed extra underscore from controller name, specified json format
Add german translation
Merge pull request #10 from tuxinaut/master

German translation
Compatibility version of German translation
Removed an unnecessary assignment
Made the AJAX call more robust
Added italian translation
Fixed format of i18n Italian file, closes #11
Permission filters are properly applied also when project filter is set to 'All projects', fixes #14
added spanish key translations
Merge pull request #15 from mcascallares/master

Added spanish translations
Legacy support for Spanish translation
Fixed route configuration in injected plugin partial, closes #16
Updated version number to 1.1.0
make limit configurable
Changed the subject query to make it case-insensitive
show the default value if limit setting is empty

check for empty or nil
fixes #19 support redmine2/rails3