function-args.el (moo-complete-type-member): fix
function-args.el (moo-action-insert): improve

* function-args.el (moo-action-insert): Need to call
  `semantic-fetch-tags' to refresh the context after inserting the
  function name.
function-args.el (moo-select-method): new option - helm-fuzzy

* function-args.el (moo-select-candidate): Update.

Fixes #17.