Added more doctrine (tenets) when forming new faith (any number of doctrines from 0 to 20). Included "blank slot" if player would like to use less than max 20 doctrines.Not used slots are removed on faith creation (to make it nicer to display)I've adjusted GUI so it should display any number of doctrines in faith and faith creation windows. Adjusted sins/virtues to display more values.* In theory AI can also use up to 20 slots, but at least in my saves it uses only 3.* Cost is unchanged.* Allowed few already available doctrines to be used by other faiths, but for massive piety cost. So you can make religion more like you want it.