BREAKING CHANGE:
DropDown:
- The signature of `GetCurrentOption` has been changed to return the index and the newly exposed `DropDownOption`
- `AddOption` has been renamed to `AddOptions` and accepts now multiple `DropDownOption`s. A convenience func called `AddOptionsSimple` has been added to simply add options by only providing its text.
- The signature of `SetOptions` has been changed to accept the global `selected` handler with the newly exposed `DropDownOption` and multiple `DropDownOption`s to set. A convenience func, namely `SetOptionsSimple`, has been added to simply add options by only providing its text.
- The signature of `SetSelectedFunc` has been changed to accept a handler expecting an index and the newly exposed `DropDownOption`
Form:
- The signature of `AddDropDown` has been changed to accept an array of the newly exposed `DropDownOption`. A convenience func, namely `AddDropDownSimple`, has been added to simply add a DropDown by only providing the option's text.