Fix: sending generic lists as columns in tables
Simplified API for creating QList and QTemporalList instances
qcollection.qtable() method allows user to override column types via meta parameter
Update samples code
Update CHANGELOG.txt
Fix #5: reading of generic null (::) embedded in lists
Rework collections API
Fix retrieving of raw message from buffer
Update unit tests
Add support for null conversion to array_to_raw_qtemporal() function
Rework documentation
Update project version
Remove superfluous code
Add mocking of numpy for Sphinx build with minimal dependencies