Updating package.json with keywords.
Prepare 0.1.5 release
Some performance and cleanup.
Moving the getEditor() to the top of the loop.

- Minor to no gains in performance of course, but a little more clear.
Cleanup.
Move scroll and click events up.  Only bind once.
Cleanup.

- Removes extra indentation.
Cleanup.
Cleanup.
Performance - Check line visible before the regex.
Performance - Stop search after last visible line.
Removing console.time().
Using map and filter.

- Doesn't short circuit, but is readable and prevents expensive
  operations from running more than necessary.
Using slice to operate on less rows.
Updating README with better keymaps.
Prepare 0.1.6 release
First steps at working spec tests.
Refactor tests.
Some first steps towards a test.

- Imports keydown's code from vim-mode spec helpers.
next steps.