Bump v0.5.1

0.5.0

Bump v0.4.7

Bump v0.4.6

Update mysql package to v2.15.0

Version bump 0.4.4

* Also update mysql dependency to version 2.12.0

Version bump 0.4.3

Version 0.4.2: utf8mb4 charset support (#39)

* 4 byte test character from:
  http://www.i18nguy.com/unicode/supplementary-test.html
* querySequence test helper updated to output errors

Version bump 0.4.1

* Test case created for disconnection errors

Merge pull request #34 from nevill/0.4