Delete unneeded Backbone and Handlebars test files from assets/javascripts/.
Merge pull request #26 from tiger-swallowtails-2014/CF_remove_frontend_js_test_files

Delete unneeded Backbone and Handlebars test files from assets/javascrip...
YOLO MERGE - this pull request is supposed to have 4 failing tests. Self-merge with full knowledge of merge repercussions: 1 commit, 2 files changed: both files deleted with no dependencies elsewhere in the codebase.