use MySQLdb.string_literal
remove the UnSupportedType
tests for new compiler
types support like _mysql
add timedetal, time
add docs for 0.3.3
fix readme
add Plat support
add venv3.2 to ignore
support py2
Merge branch 'dev'

* dev:
  support py2
  add venv3.2 to ignore
  add Plat support
  fix readme
  add docs for 0.3.3
  add timedetal, time
  types support like _mysql
  tests for new compiler
  remove the UnSupportedType
  use MySQLdb.string_literal