removed ember and added backbone files
started working on backbone
works on modification of tests tab to backbone
Merge branch 'master' into backbone

Conflicts:
	static/index.html
	static/js/tests.js
added socket status indicator; exposed socket events
fixed popup mode
further works on tests tab
added tabs handling; added some code docs
removed obsolete code; optimized filtering; fixed test status reset
added empty test list view; reset test status when testing stopped
fixed test filtering
works on browsers and jobs tabs
fixed filter input; decoupled filter and test list
implemented browsers tab
update filter when typing manually
added disabling tabs while test is running
keep test row style while switching tabs
use underscore for loops
converted job details template to underscore
fixed exlusion filter