Release version 0.30.0.
Announce 0.30.0 release.
Update documentation for 0.30.0 release.
Fix #182.  Add support for \c and \C in search to temporarily override
ignorecase setting.
Update unstable update site with a single new feature (not in 0.30.0).
modified method stubs to make test pass
Merge pull request #185 from JustinJ/mock_retab_tests

modified method stubs to make test pass
Don't run :only when there's already < 2 editors open.
Add support for Vim's _ motion
Merge pull request #186 from JustinJ/underscore_motion

Add support for Vim's _ motion
Merge branch 'master' of https://github.com/vrapper/vrapper
Fix #187.  Add support for ':e!' to revert file.
Reduce code duplication.
Fix :g command.  I use a null range to be a special case, I don't want
it to be silently ignored.  Handle a null range in operations that had
been expecting range to not be null.
Fix line range operations.  My regex was bad.
Update unstable update site with some defect fixes.
Make paragraphs and sentences considered jumps
Fix #188.  Add support for copy and move line range operations.
Merge pull request #189 from justinj/paragraph_sentence_jumps

Make paragraphs and sentences considered jumps
Make line address parsing generic (utility method) so I can reuse it
when parsing destination address for copy/move lines.  This is a further
enhancement on #188.