Version 4.1.0.17

• Remove deprecation warning for collections module

Version 4.1.0.16

• [#96] Fix installation error for Python 2

Version 4.1.0.15

• Update package requirements

Version 4.1.0.14

• Drop support for Python 2.6, 3.3
• [#91] Don't duplicate Action Collections (@jtschichold)
• [#93] Handle non-ASCII characters in README (@colbyprior)
• Various packaging, testing, and other non-functional improvements

Version 4.1.0.13

• Add support for Python 3.3+
• Use mixbox library for features shared with python-cybox and python-stix.
• [#76] [#77] Fix typo bugs in bundle.py

v4.1.0.12

• Added formal vocabulary support (a la python-stix/cybox)
• [#69] Updated python-cybox dependency to 2.1.0.11

v4.1.0.11

• Fixed a deduplicator logic bug
• Added relative imports for API classes

v4.1.0.10

• Various Unicode-related fixes in the bindings [#32]
• [#58] Namespace collection
• [#60] Added support for File-like objects in to_xml_file()
• Various bug fixes

v4.1.0.9

• Added __input_namespaces and __input_schemalocations to Package and Bundle
• #58 Added tool exception classes
• #57 Expanded custom_header support in to_xml_file()
• Various bug fixes

v4.1.0.8

• Performance enhancements in to_xml() serialization (ref: python-stix #163)
• Greatly expanded documentation (http://maec.readthedocs.org/en/latest/)
• Added unit tests
• [#53] Added script options class
• Various bug fixes