Typo
Merge pull request #2075 from Kaik/blocks_typo

Typo in Menutree block modify.tpl
correct syntax error
create js file for faster inclusion in page over call to controller. refs #1790
compile js routes for multiple languages as available
make prefix match the generated routes.
change hard-coded string to provided constant
inject controller_helper instead of full container (good call @cmfcmf)