Add 'language' to list of filter names
Explicitly use components/jquery to install jquery

`jquery` used to be a shorthand to `components/jquery`, while `jQuery` referred to `jquery/jquery`.
Recently the jQuery team requested that `jquery` point to `jquery/jquery` as well.
Bugs are now open with both projects:
http://bugs.jquery.com/ticket/14798
https://github.com/bower/bower/issues/462

Until this issue is resolved, we should be explicit about what version we want.
Upgrade Backbone, Bootstrap, and jQuery-mockjax
Upgrade numerous dependencies
Remove shims for backbone and backbone-associations
Upgrade to work with latest version of backbone-associations
Update backbone-associations

Use updated version from private repo until changes are merged into the main repo.
Upgrade to latest commit of backbone-associations
Support multiple subjects
Merge pull request #344 from Connexions/resolve-bower-jquery-version

Explicitly use components/jquery to install jquery
Merge pull request #343 from Connexions/search-fixes

Correctly display 'language' breadcrumb
Merge pull request #345 from Connexions/updates

Updates
Merge pull request #346 from Connexions/subjects-array

Support multiple subjects
0.9.1
Support loading empty collections
Increase max cyclomatic complexity to 15
Merge pull request #348 from Connexions/load-empty-collections

Support loading empty collections
move content styling into separate file

for inclusion in the editor
add comment describing the file
Don't assume an empty collection with return a contents array