Add animation to the MaterialSegmentedControl

[AgustinBonilla]

It is necessary to analyze if when the selection is changed an animation can be made that the background of the selected element moves horizontally from the previously selected element to the new selected element.

Examples:

• https://dribbble.com/shots/10059219-Segmented-Control-Interaction 

• https://dribbble.com/shots/10146838-Segmented-Control-XII 

• https://dribbble.com/shots/15542240-UI-Segmented-Control