1.1.1 Balance and bug fix

[u]Improvement[/u] [list] [*] The button as well as the function which manages the deletion of all saves have been removed, a new game system will be available for 1.2: "Lone Wolf". The characters thus created will not be linked to the rest of the account and will progress on their own, additional achievements will be added. [*] Added information on purchasing spells to the tutorials section and added information on requirements if the spell is not learnable due to stats. [*] When the player dies during a mission the mission ends and he cannot collect any rewards. [/list] [u]Balancing[/u] [list] [*] The following buff spells have 50% movement speed instead of 0%: damage attenuation, indomitable shield, lightning shield, paper demon, lightning pet, rock pet, invulnerability, support spells Summon, Lightning Turret, Offensive Turret. [*] The fire mine spell no longer has a cooldown. [*] "Lightning mine", "cold mine", "volcanic eruption" and "ice storm" spells no longer have cast time. [*] The following spells now have the cast category, their casting speeds have not changed: "Cold Shock", "Pure Energy Bolt", "Lightning Shock". [*] Lightning Strike: Damage + 20%, cast time reduced from 0.5 to 0.4 seconds. [*] Cone of Fire: Damage + 30%. [*] Fire Shock: Damage area size -10%. [*] Energy Beam no longer has a cooldown and no longer has a maximum cast time. [*] Pillar of Frost, Meteor, and Ice Pike have the area damage spell category instead of projectile. [/list] [u]Bug fix[/u] [list] [*] Mission monsters have the player level even without needing to use the "no weak monster" feature. [*] Mission monsters correctly take into account the chosen difficulty level. [*] Player-created wolf summons, correctly deal damage. [*] The talent unlockable at 50 point that grants Absorb Shield after Energy Shield is destroyed performed correctly. [*] Diffuse strike thrown with Strong strike is use correctly. [*] The player regains all of their energy shield when resurrected. [/list]