always add validation span
upgraded underscore.js to 1.5.1
remove bindAll during view init (underscore 1.5 change)
upgraded backbone.js to 1.0.0
fixed oncall schedule
split views to new files
easier param extraction in models
fixed repo back/fwd navigation
remove twitter sprites css
cleanup param extraction
new string helper
don't add value attr if null/undef
fix options prop
added requires_key prop
introduced stickit model binding & Backbone.Validation framework