Added .gitignore from https://github.com/github/gitignore

Concatenated Python, C and C++ .gitignore
Add : LFI Exploit tool

Basic script for exploiting LFI vulnerabilities:
- exec code through php://input and /proc/self/environ
- read any files through PHP filters Base64 encoder
Mod : Improved LFI exploit tool

More features:
- Detect root path
- Detect vulnerable parameter (need improvement in detection code)
- Test multiple paths for code execution : environ, php://input and
  apache logs
Merge branch 'master' of github.com:m101/m101-tools