Merge PR #23 by e-aakash - Add Readme

README.md

@@ -0,0 +1,36 @@
+Health
+=======
+
+This module handles regeneration, restoration and damage of entities.
+
+## Regeneration
+Handles the natural healing of entities (and blocks).
+To activate regeneration send `ActivateRegenEvent(String id, float value, float endTime)`. Health is regenerated every 
+second. Empty event `ActivateRegenEvent()` activates base regeneration of entity.
+
+To deactivate particular type of regeneration, send `DeactivateRegenEvent(String id)`. Empty event 
+`DeactivateRegenEvent()` deactivates base regeneration fo entity.
+
+## Restoration
+Handles magical healing of entities. 
+To heal an entity, send `DoRestoreEvent(amount, instigatorRef)`. 
+
+The event chain of restoration:
+* DoRestoreEvent
+* BeforeRestoreEvent 
+* Entity restored, health component saved
+* OnRestoreEvent
+* OnFullyHealedEvent (if healed to full health)
+
+## Damage System
+Handles damage dealt to entities with health. Send `DoDamageEvent`
+to deal damage to entity. 
+
+Event chain:
+* DoDamageEvent
+* BeforeDamageEvent 
+* Entity damaged, health component saved
+* OnDamagedEvent
+
+## Block Damage System
+Enables block to sustain some damage before getting destroyed, and produces block particle effect on damage.