Add Features block to readme.
Renamed command to _command.
Remove useless hunk of code
Little refactoring setOptions and getTarget methods.
Revert _getTarget changes.
Code style.
Rafactored _keyHandler. Broke function to 2 functions. Mechanism for resolving selection with shift+arrow is standalone function now. It is called from _keyHandler.
Clear redundant blocks from package.json
Update version.