added ClearTarget mechanic authored by Lxlp's avatar Lxlp
## Description
Heals the target entity for a percentage of its max-health. Like the
heal skill, can also overheal mobs by a percentage.
## Attributes
| Attribute | Aliases | Description | Default |
|-----------|-----------|----------------------------------------------------------------------|---------|
| multiplier | m, amount, a | The percentage to heal, refers to the targets max-health.<br>0.1 = 10%, 1 = 100% and so on | 0.1 |
| overheal | oh | Whether or not to apply overhealing as additional MaxHealth | false |
| maxoverheal | maxabsorb, maxshield, mo, ma, ms | The maximum amount of overhealing that can be applied | 0 |
## Examples
This will make the casting mob heal for 20% of its health each time it
gets to attack.
```yaml
Skills:
- healpercent{m=0.2} @self ~onAttack
```
## Aliases
- [x] percentheal
- [x] hp
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