refactored a bit similar to the setup of markdown-preview plugin. added
done to workspace open to handle running once view exists. added in
error handling to pass to view if error
added back check for Null Grammar when new file has no selection.
leaving Plain Text in case of selection or autoselected to that type.
updated package menu and submenu option names
Swap order in runit, provide link in issue
swapping back the order of error in function call
Merge pull request #14 from rgbkrk/errors

refactor and error handling