[TIMOB-1534] Android: Implement Tableview separatorColor, separatorStyle

separatorColor string the separator color color as a hex or named value
separatorStyle int the separator style constant. For iPhone, Titanium.UI.iPhone.TableViewSeparatorStyle

See http://developer.android.com/reference/android/widget/ListView.html"> ListView We will need our own constants or if the style is the same in both then create common styles.

void setDivider(Drawable divider)
Sets the drawable that will be drawn between each item in the list.

void setDividerHeight(int height)
Sets the height of the divider that will be drawn between each item in the list.

void setFooterDividersEnabled(boolean footerDividersEnabled)
Enables or disables the drawing of the divider for footer views.