Added .travis.yml
Add build status to README
Make sure test failures are tracked
PEP 8 fixes for build.py
PEP 8 fixes for cgen.py
PEP 8 fixes for checker.py
Remove C backend infrastructure

Issue #384
Remove codegen and icode infrastructure

Issue #384
Remove old tests specific to the C backend
Remove old tests specific to the C backend

Issue #384
Merge pull request #391 from ivuk/pep8-fixes

PEP 8 fixes
Merge pull request #378 from kirbyfan64/master

Added .travis.yml
Fixes to travis test runner
PEP 8 fixes for checkexpr.py
Missed an error in checkexpr.py
PEP 8 fixes for checkmember.py
PEP 8 fixes for coerce.py
PEP8 fixes for compilemapd.py
PEP 8 fixes for compileslotmap.py
PEP 8 fixes for constraints.py