Added v0.4.3 to release notes.

Improved release note.

Updated README with v0.4.1 release changelog.

Fixed formatting and typos of README. Updated 'files' command help.

Added tag release for changeset f93aaa8ac6a2

Reverted version to 0.3.1.

Removed 'in development' from 0.3.0 release notes.

Updated TODO.

Issue oniony#47: could not apply tags near "'": syntax error

Removed use of bleeding edge Sqlite features until major distros catch up.

Updated README.