Merge branch 'staging' into 'master'

Merge initial version v0.1

+1: Juston Li

Merged-on: https://www.assembla.com/code/uopku-dsd14s-p2/git/merge_requests/882423
added test cases fib.lua and parseCSV.lua
Added PKU obfuscators
Merge branch 'master' of https://git.assembla.com/uopku-dsd14s-p2
Merge branch 'staging' into 'master'

Merge staging for v.0.2

+1: Juston Li

Merged-on: https://www.assembla.com/code/uopku-dsd14s-p2/git/merge_requests/897493
Encorporated the other parser and removed xor Codes are now 1 2 3 for obfuscation
Merge branch 'staging' of https://git.assembla.com/uopku-dsd14s-p2 into staging
Test harness: lower obfuscation level testing to 3 levels non-composed (and 0)
fixed obfuscating things that start with lua
added two test programs
merge branch 'staging' of git.assembla.com:uopku-dsd14s-p2
Update blacklist with library functions

Fixes obfuscation for our test programs but there s probably a wide
range of functions not included
Don't blacklist overloaded functions
Merge branch 'staging' of git.assembla.com:uopku-dsd14s-p2 into staging