added 'increment' option for Inputter (#64)

* added 'increment' option for Inputter

* added 'quick edit: added max value for font-weight

* forgot to include type change

lib/types/options.d.ts

@@ -22,6 +22,7 @@ export type RowProps<T> = {
     max?: number
     min?: number
     subtitle?: string
+    increment?: number
 }
 
 export type OSDOrientation = "horizontal" | "vertical";