Henrik Raitasola
2cd264ec83
Fix backButton properties on iOS (#3999)
* Fix ability to add color for back button
* Change docs because color can be used with iOS too
* Simplify code more
* Move icon logic to one function
* Make returning more clear
* Remove title setting because it is in setBackItem
* Make setBackItem function more clear
* Looks like the if is not needed
* Update RNNBackButtonOptions.m
* Update RNNBackButtonOptions.m
Henrik Raitasola