* Add threaded pattern generator to help speed up library creation
* Add size to FPHolderBase
* Add more complete python wrapper, fix leak in doctest
* Add basic usage test for addPatterns, fix I/O leak
* Add basic test for trusted smiles
* Actually add the new code
* Export addPatterns on windows
* Try fixing the cartridge build
* Change pattern_factory to PatternFactory
* Change boost::ref to std::ref
