Merge pull request #2 from darjus/master

Add basic metaclass support for clamping
Merge pull request #3 from darjus/master

Rename the Clamp base class to clamp_base to make it look more like SQLAlchemy declarative_base
Update clamp version to 0.3 to reflect metaclass changes
Update ez_setup.py
Ignore more build artifacts
Major refactoring
Major refactoring
Support --verbose option by changing log level to logging.DEBUG
Use a context manager to register builders
Polymorphism FTW
Backwards breaking change - having clamp keyword have a dict value
Add clamp command
Fix jar.pth paths
Doc improvements, plus initial discussion of new clamp command
site-packages layout, other details
Missing import
Rename types module to signatures to be less confusing
Explicit absolute imports
Merge pull request #4 from jythontools/3rd-party-jars

Major refactoring, plus support for 3rd party jars
Ensure that previously built clamped jars are not imported and are removed prior to building again