lispy.el (lispy--raw-string-p): add

* lispy.el (lispy--insert): Updath with 'ignore tag.
lispy.el (lispy--insert-or-call): update

* lispy.el (lispy--edebug-command): New variable.
(lispy--edebug-commandp): New function.
(lispy--insert-or-call): Update. There's no longer a bug when evaling a
variable named `cmd'.