version 0.3.4

• improve unit tests
• add pandas to setup_requires list

version 0.3.3

• removed python-dateutil as a dependency

version 0.3.2

• fixed exception syntax for python3

version 0.3.1

• added unit tests
• added observation_start/end to get_series
• improved error message

version 0.3.0

• Added release and category search with configurable options
• Improved error handling and documentations

version 0.2.1

• Added basic API implementation
• Made compatible for both Python 2 and 3