Bump version to alpha1

Improve gitignore

Fix a trailing space on a README link.

Merge pull request day8#45 from Day8/develop

Move to v0.3.1

Merge pull request day8#45 from Day8/develop

Move to v0.3.1

Merge branch 'master' of https://github.com/Day8/re-frame

Conflicts:
	examples/todomvc/src/todomvc/db.cljs

Update Changes.mg