Author: Aparup Banerjee
MDL-28724 wiki : Fixed bugs in wiki forms
http://git.moodle.org/gw?p=moodle.git;a=commit;h=48346fb11f8ced06a05c0618b02a3a925b34ec59
http://github.com/moodle/moodle/commit/48346fb11f8ced06a05c0618b02a3a925b34ec59
+ 2.2 en [deletecommentcheck,mod_wiki]
+ 2.2 en [deletecommentcheckfull,mod_wiki]