Remove rails gemsets, bump ruby to 2.2.2 (stable) and rails to 4.2.1
Remove rails gemsets, bump ruby to 2.2.2 (stable) and rails to 4.2.1

hpssjellis/templates,c9/templates,hpssjellis/templates,hpssjellis/templates,c9/templates,hpssjellis/templates,c9/templates,c9/templates,hpssjellis/templates,c9/templates,hpssjellis/templates,c9/templates,c9/templates,hpssjellis/templates