update deprecated notice
only handling non-ajax requests in exception handler at the moment. refs #1789
toolbar should ignore ajax calls from self. refs #2080 refs see last paragraph at http://symfony.com/blog/new-in-symfony-2-6-ajax-requests-in-the-web-debug-toolbar
Merge pull request #2083 from Guite/1.4

updated changelog for 1.4
correct path to minified jquery-ui
added back old way for installing assets
remove exception handling in ajax portion of legacy handler refs #1789
Merge pull request #2085 from craigh/more-exception-handling

remove exception handling in ajax portion of legacy handler refs #1789
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)
fix CS
minor fixes for the JS route dump, refs #1790
fix CS
minor formatting thingy
delete old file so a new one is written in all cases
fixed js route dump after module installations
added forgotten file