Within the mentioned revision INC was only able to be applied to defined template variables.
I extended it now to work on all supported variables (template vars, defines, loops, defines in loops)
I also added a DEC template variable to logically complete this.
git-svn-id: file:///svn/phpbb/branches/phpBB-3_0_0@10054 89ea8834-ac86-4346-8a33-228a782c2dd0