removePlugin<T extends IPlugin> abstract method Null safety

1. baguette
2. IPlugin
3. IPlugin
4. removePlugin<T extends IPlugin> abstract method

IPlugin class

1. Constructors
2. IPlugin
3. Properties
4. hashCode
5. runtimeType
6. Methods
7. addPlugin
8. cleanPlugins
9. getPlugin
10. noSuchMethod
11. removePlugin
12. toString
13. Operators
14. operator ==