resove UnboundLocalError within Python3

resove UnboundLocalError within Python3
bump to v0.3dev
Update README.md

fit to python3
Update simplerun.py
Fix : ValueError(zero length field name in format)

format string with zero-length syntax is illegal before 2.7
Move pypi doc into setup.py

1. Move pypi doc into setup.py
2. unindent bit of code
Add concurrent support

Add concurrent support
Add CI support

Add CI support
Add png from pypip & Travis CI

Add png from pypip & Travis CI
standardize testcase

standardize testcase
remove log and add concurrent test
fix test failure under python 3.x
v0.3 is out
merge from dev for v0.3