PHP4Delphi 7.0 released

PHP4Delphi 7.0 released.
This is a very special edition, because PHP4Delphi project is 5 years old now.
Changes in this version:
* Compatible with Delphi 2007
* Compatible with PHP 5.2.1
* Compatible with PHP 4.4.6
* Thread safe TpsvPHP component
* New component TPHPEngine introduced
* RunCode method reimplemented to solve "black horror" of pipes.
* Not fully compatible with previous version due to multithreading, but migration is easy.

This is a last version that supports PHP4