Paladin revisited

Due to the fact that most divinities are dead or have fled, the oaths of the Paladin have changed. The base class has changed in the following way:

Level	Feature
1	Lay On Hands, Spellcasting, Paladin Subclass
2	Fighting Style, Paladin's Smite
3	Weapon Mastery, Channel Divinity
4	Ability Score Improvement
5	Extra Attack, Subclass Feature
6	Aura of Protection
7	Subclass Feature
8	Ability Score Improvement
9	Abjure Foes
10	Aura of Courage
11	Radiant Strikes
12	Ability Score Improvement
13	Boon
14	Restoring Touch
15	Subclass feature
16	Ability Score Improvement
17	Boon
18	Aura Expansion
19	Epic Boon
20	Subclass feature

Overview

1. Paladins get their subclass at level 1 instead of level 3, their oath more important than ever in a world facing extinction.
2. Weapon Mastery is moved to level 3.
3. Paladins get a subclass feature instead of Faithful Steed at level 5.
4. Paladins get Boons at level 13 and 17 instead of nothing.