Not compatible with any mods that changes talents or spells (include EGO).
How to install: 
First of all, back up your "meshes" folder, Data\meshes.
Install Address Library for SKSE Plugins
Install powerofthree's Tweaks
Install Spell Perk Item Distributor (SPID)
Copy the contents of the archive to the game folder.
Can be installed during mid playthrough with Amnesia Shrine
Unteach all talents, unequip all items and wait until all active effects that have time expire. Create new save. Activate mod and load save.
List of sets changes Sets Changes

v1.1 Changed Vandal Talent " Skaraggian Training" tier 3: You receive 25% less physical and magical damage while performing a power attack.

General:
Some of active talents removed or replaced with passive bonuses.
Casting spells slows caster.
Changed how mana and stamina regeneration works, Item bonuses will not be reduced by the 0.33 combat multiplier.
Almost every spell has had its power and cost changed.
Summon and buff spells only dualcasted.
Summons move faster outside of battle.
Power attacks when moving backwards or to the side do not move you to make it easier to hit.
Cant power attack when stamina lower than 30. Also when stamina less than 30 points physical damage dealt reduced by 20%.
Stamina regenerate faster but power attacks cost more.
Sprinting in combat drain stamina faster.
Skill Sneak increase sneak bonus damage, 0.1 for every 10 points and 0.2 for daggers.
Player and enemies have more armor.
Block mechanic changed, now the difference between high and low skill is noticeable.
Crit damage changed, every weapon has Crit Damage like "BaseDamage * 0.6" and for dageers Crit Damage = BaseDamage.
Fortify armor effects now affect not skill but armor rating.
Changed how armor enchants affect spell costs:
For Novice - doesnt affect at all.
For Apprentice - doesnt affect, but affected by talents.
For Adept - affected by 25% cost reduction, anything that is more divisible by 4. Example, 33% cost reduction will reduce adept level spells cost by 25 + 8/4 = 27%.
For Expert - affected by 40% cost reduction, anything that is more divisible by 4.
For Master - affected by 55% cost reduction, anything that is more divisible by 4.
Changed sets bonuses.
Health and mana restore potions cant stack.

Elementalist:
Enemies cant be shattered while frozen by frostwind, but freezing lasts longer. While frozen fire and frost resists increased by 75% and armor rating increased by 200 points.
Effects like burn, damage mana or slow, dont work when target have more than 40% resist to this element (include player).
Shock damages mana stronger.
Slow prevent enemy from sprinting.
Firebolt stronger than fireball but fireball has more area.
Canonade replaced with Inferno spell.
Runes removed as spells and moved as talents to Vagrant.
Frost doesnt damage stamina by default.

Thaumaturge

Well of life now passive effect.
Ward completely has different mechanic and works as mana shields. Psionic and Shock effective vs Wards.
Blessing of the Discipline removed but now there 2 talents for Arcane Fever decrease.
New spell holy bolt which damages only undead.
Panacea now works like healing aura. Accelerate works only outside of combat.
Rift no projectile.

Sinistrope
Death Spark and Death Breath no hp cost, instead apply debuff on player which increase physical damage taken.
Devour soul now passive and heal caster when player kill enemy.
Psionic Veil now spell and talent replaced with new, Silence, which prevent enemy from casting.
Psychosis area effect and no projectile. Psionic push dont need stacks to push.

Warrior
Stances removed and replaced with passive effects.
Instead of Keeper, Blade Dancer has slow time talent.
Keeper can regenerate health and can block elemental effects.
Vandal can heals on power attacks.

Trickster. Changed how Fire Arrow and Eye Of The Storm Works.
Vagrant has runes now.
Infiltrator Ghost Walk gives 100% crit for one attack with bonus crit damage. Also Infiltrator has talent which gives him ability to dodge.

Enchanting
The weapon's enchantment power has decreased, but its charges have increased.
One-handed enchants is weaker.
Frost enchant separated to slow and frost damage.
Mana damage enchant is stronger and counts as Shock damage.

Affinity:
Arcane Archer can with elemental cloak can burn, slow and damage enemy mana. Works even if the Bow is enchanted, but effect will be weaker.
Battle mage increase weapon damage when hit enemy with elemental spells.
Assassin has increased damage when attacks enemy from the back.
Shadow Dancer can revive an enemy if killed within 5 seconds of completing Ghost Walk.
Blade Master doubles armor penetration, bleed or critical chance from relevant talents.
Ravager attacks heal him but weaker.

And many small changes.