Revert "setBackgroundTintColor now works the same as the deprecated setTintColor"
Revert "setBackgroundTintColor now works the same as the deprecated setTintColor"

This reverts commit 6e6fc830effdb41a4cbf4f58bb77ef4800e0ee54.

PTEz/SVSegmentedControl,1yvT0s/SVSegmentedControl,samvermette/SVSegmentedControl,steakknife/SVSegmentedControl,steakknife/SKTogglesControl