route answers and relating models
Links to functions

Merge commit 'dcd5800e0c35334ad8f98220924c433e657009d1' into ryokajiwara_master

Conflicts:
	StackUnderflow/config/routes.rb
edit html
Merge commit 'dad3b9e33a630478d57854ecdcfd4062d18fa299' into ryokajiwara_master

Conflicts:
	StackUnderflow/db/schema.rb
fix wrong column name in Questions