Remove with_statement from __future__
Remove py25 compat changes from commit 4841925597499351ab1552faaf98b02046bb617a
Remove py25 compat commit e45371608527f572e1f5d565be0556db15ef61c6
Remove py25 compat related with commit f9c2d9f30d4f7da83f0bc3e7bee0b5873f815c81
Change most part of json imports to use default module
Remove bytes and format from compat module
Remove get_exception from compat module
Using class decorators
Use property decorators
Remove ejtp.util.compat.json
Remove another with_statement from future