fix w for integration tests
Merge branch 'scalar_w3' of https://github.com/breznak/nupic into scalar_w3
enable forced=True for datetime encoder
Merge branch 'master' into scalar_w3
Merge branch 'master' into scalar_w3
add forced to vector encoder unittests
SimpleVector use w=21
forced to VectorEncoderOPF
Merge branch 'master' into scalar_w3
Moved over twonode_test from Grok trunk
Converted to unittest format
Converted print to logger
Added tests
Fixed pylint warnings
Replace try blocks with self.assertRaises
Moved over lang_py_spec_test from Grok trunk
Started moving to unittest format
Convert asserts to unittest asserts
Removed print statement
Better import