* new translation strings
* new Translations object which can be used to translate string in js
* fix a the disappearance of checkboxes on new item loaded by ajax
* Mass Edit MOD api JS (WIP)
In continuity with the mass edit mod api, this is the javascript use of
it.
##What does it do?
* Delete of multiple torrents on index/search
* Category change of multiple torrents
* Change of owner of multiple torrents
* Lock & delete of multiple torrents
##How?
* New toolbar only visible for mods
* Checkboxes added only for mods
* Selection and click on the button in toolbar
* Nothing is submitted, you have to review the changes in a modal window
listing them.
* Then the ajax queries are initialized one at a time with a progression
bar
* You can always at any moment delete entries from the queuing list
* Improved progress bar
* Deleting part almost done
Improved modal design
All dom interactions should be done
Prepared Query for only one callback
Improved Modal to keep a link to the active modal
* Finished =D
Added some translation string
* Forgot the refreshing of the page
Just an option that can be disabled by making refreshTimeout to 0
