add：random test file.
add: A smart hash method.
fix: A negative shift bug.
del: Closure
upd: readme
opt: Optimize the php example.
upd: Examples of other languages.
opt: test
add: A pre-publish task.
add: ignore
add: Cakefile
upd: ignore
upd: config
add: bin support
upd: ignore
v0.0.7