automated change using python-modernize: use 'as' in except
automated change using python-modernize: replace execfile
automated change using python-modernize: fix methodattrs
document python 2.6 minimum requirement, remove all stuff that refers to 2.5
Merge pull request #731 from ThomasWaldmann/docs

document python 2.6 minimum requirement, remove stuff that refers to 2.5
Merge pull request #732 from ThomasWaldmann/exceptions_as

automated change using python-modernize: use 'as' in except
Merge pull request #734 from ThomasWaldmann/methodattrs

automated change using python-modernize: fix methodattrs
Merge branch 'exec' of github.com:ThomasWaldmann/flask into sprint-branch

Conflicts:
	flask/config.py
require 'six' in setup.py, add flask._compat for stuff not yet in 'six'
python-modernize automated changes: misc. minor stuff
python-modernize automated changes: fix_dict
python-modernize automated changes: fix_next
python-modernize automated changes: fix_unicode (but without six.u())
Add tox.ini
Test on 3.3 on travis
py3 compat: use six.reload_module
Merge branch 'six' of github.com:ThomasWaldmann/flask into ThomasWaldmann-six

Conflicts:
	flask/testsuite/__init__.py
reload_module is in six.moves
Use print_function
Don't notify IRC for this branch