Changed Birthright effect.
Now it grant a temporary random heart that spawn on killing an enemy with stress (happens at high stress more) and not having charges of shielding (any player having charges disable it).
Active now charges if you have shields, when overhealing, and triggering unique effects by the type of heart overheal

Added shield ui, make overshield to drain slowly and fixed compatibility

Fixed onDeath massive trinker dupping.
Gived up on trying to shield tainted fiend minions from dmg. (why the hell they trigger faster than me)

Removed some debug text

Fixed storing residual shield on the next run

Fixed Fiendfolio Fiend not spawning minions on hit.

Fixed Keeper Co-op and shield not triggering on him.

Re-added the Pulse Effect
Fixed co-op with the pulse
Fixed again the synergy with 7 volts

Added SFX to the shielding mechanic, and animations.
Added invulnerability to both shielder and shielded.
Added synergies to all battery items.
Fixed few major bugs like no hair player.

Added description and sound