Merge branch 'dev'

* dev:
  upgrade version
  update docs; Add changes for v0.6.0
  fix travis syntax err
  release v0.6.0: support for py>=3.3
  remove MySQLdb install_requires; add notes to readme
  dict_values in py3: fuck you
  reduce and metaclass for py2&3
  change iteritems to items for py2.x and py3.x
  py3 types
  py3 tests
  use py3 long literal
  is it socket and _rfile ?
  but how to use `conn.open` with pymysql
  add verbose option to nosetests
  typofixes
  add a sample app
typofixes
Programming language: Python 2 & 3