Diff for Horde4/CodingStandards between 5 and 6

+ Horde 4 Coding Standards

This document is now in the main Horde docs/ directory: http://git.horde.org/co.php/horde/docs/CODING_STANDARDS?rt=horde-git&ws=1See http://www.horde.org/apps/horde/docs/CODING_STANDARDS