commenting, some translating, mainly comments,
tidy up, change some vars for better readability, 
add a lot of opinions/questions, marked with TODO:
delete accidental added backup files
Merge branch 'master' of https://github.com/renarena/churchtools_basic into renarena-master

Conflicts:
	system/churchcore/churchcore_db.inc
Merge branch 'renarena-master'