Major maintenance and dumping new version.
Adding Merb::Parts::VERSION, CHANGELOG, and dumping 0.9.14 version.
Also switching to Jeweler for the gem management.
Fix multiple parameter bug for part() method.
When passing multiple parameters to the part() method, all but
the fist parameter was lost.
Fixed specs for Ruby 1.9.1 to pass.
merb-parts should merb merb_parts now.
move builder, parts, and jquery out, and exceptions and auth in