Merge pull request #2 from avalonmediasystem/master

Update routing for Rails 4
Update version
Only request via GET. There's no reason to support POST or PUT.
Update to rspec 3.x
Add build status to README:
Add Git Log pane
Don't load the GitLog pane under JRuby
Merge pull request #4 from sul-dlss/feature/git-log

Add Git Log pane
Prepare for v0.3.0
Minor cosmetic fixes:
Java namespaces in field names in the errors don't convert to strings nicely with errors.to_a so manually convert them

Attributes shouldn't be capitalized in error messages