Remove 1.8 support
Remove OrderedHash dependency
1.9 hash syntax
Remove deprecated old nesting style
Remove private method extraction
Remove some 1.8 tests
Remove 1.8 support test code
Make Jbuilder object initialize with single hash
Cleaned up collection handling a little
More sane instance_eval format

Also, allow jruby to fail on travis for now
The problem is fixed in 1.7.5