Merge pull request #5 from akun/master

Using HTTPretty to test fake site.
Update README.md
Update readme.md
Update README.md
Update signatures
Update signatures
Update README.md
Fixed README.md
changed WAF's names
fixed errors in WAF's names
Added new signatures for Citrix NetScaler
Merge pull request #6 from tsu-iscd/master

New WAF's signatures
fixed some indent error