add python 3.4 to build matrix
use OrderedDict form collections module if available
fix encoding errors
move test setup to script section so it uses the virtualenv python on travis
Added tox.ini file
Do not use make anymore in travis as virtualenv and make don't work together
Fix Travis requirements installation
Fix tests for Python 2.6
dont really need to do docs in tox
fix incompatible changes from #294
fix oddness with Decimal input tc
add tox info to testing docs
add coveralls install back in
Merge pull request #343 from flask-restful/python3.4

add python3.4 testing on travis and fix broken tests