Refactor strutil.unescape to handle use case separately
Refactor strutil.unescape to handle use case separately

Refactor strutil.unescape to handle use cases like carriage return and double escape separately.

Plexxi/st2,nzlosh/st2,StackStorm/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,StackStorm/st2,nzlosh/st2,nzlosh/st2,StackStorm/st2,Plexxi/st2,Plexxi/st2