add a test case for buildCGStateSCC method
add a test case for one-step look aheah
Merge branch 'master' of https://github.com/fredfeng/CallsiteResolver
using the SCCBuilder to fix the un-derterministic behaviors of generating sccList using chord library
adding many debug info when solving the un-dertiministic behaviros
Merge branch 'master' of https://github.com/fredfeng/CallsiteResolver