FIX:  statements without '(' and ')' into block

#18
[ADD] Embedding raw PHP feature

Close #16
use syntax

http://mammouth.wamalaka.com/#try:{{%0Am%20%3D%20%60%60function%28%24name%29%20{%0A%20%20%20%20echo%20%24name%3B%0A}%60%60%0A}}
mammouth -> php testing tool

Usage:
======
node tests-run.js

note:
- php should be registered as system command
- not tested on Linux, but should work
- for Windows user: if script isn't working on CMD, use powerShell