ports/184467: lang/hiphop-php: clean-up cmake usage

[Max Brazhnikov]

>Number:         184467
>Category:       ports
>Synopsis:       lang/hiphop-php: clean-up cmake usage
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-ports-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          update
>Submitter-Id:   current-users
>Arrival-Date:   Tue Dec 03 11:10:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator:     Max Brazhnikov
>Release:        FreeBSD 9.2-STABLE amd64
>Organization:
>Environment:
>Description:
CMAKE_BUILD_TYPE is already set in cmake.mk, and ports usually don't need to 
redefine it.

I've removed needless DEBUG option for the port.
There's also no need for GNU_CONFIGURE, as cmake can be executed directly.
(besides it's not gnu configure script, just a simple wrapper around cmake)
>How-To-Repeat:

>Fix:
http://people.freebsd.org/~makc/patches/cmake_build_type/mm@FreeBSD.org.diff

>Release-Note:
>Audit-Trail:
>Unformatted: