v0.3.0: hrana2 + dbapi2 (same as v0.3.0-pre)

This version adds support for more hrana2 protocol features, namely:
 - store_sql
 - close_sql
 - decltype inside Col (Execute result)

And introduces PEP-249 compatible dbapi2 module, 1:1 with sqlite3
stdlib module.

v0.3.0-pre: hrana2 + dbapi2

This version adds support for more hrana2 protocol features, namely:
 - store_sql
 - close_sql
 - decltype inside Col (Execute result)

And introduces PEP-249 compatible dbapi2 module, 1:1 with sqlite3
stdlib module.

Version 0.2.2

Version 0.2.1

Version 0.2.0