Only Py_INCREF hash_func if taking user's
Remove some debugging statements
Decref hash_function
Convert one more float to a double
Clean up more debugging statements
Clean up more long ints vs ints & doubles v floats
Fix bug in pop
Update docs
Make hashtable load accessible as attribute
Clean up decref'ing hash_func again
Add some comments
Test that "stringify" function doesn't leak memory
Decref hash function in dealloc
Remove crazy testing and add some examples
Remove printf's from dealloc and free
Make 'set' return None on success
Add README