0.5.1

• Improves SDR classifier and tests
• Modify the continuous online learning test
• Add 3 tests on multiple item prediction
• Fix test_pFormatArray
• Implement SDR classifier in NuPIC
• Make the 'arrayTypes' list more informative
• Add getParameter/setParameter support for Bool and BoolArray
• Improved anomaly params (from NAB)
• Added minSparsity option
• Get the encoder's outputWidth via parameter
• Use nupic.core encoders from nupic via the Network API
• Fix bugs and inconsistencies in the custom region demo
• Adds BINDINGS_VERSION envvar to wheel filename (for iterative builds)