underlineHeight for DefaultTabBar

Author: skv-headless

DefaultTabBar.js

@@ -14,6 +14,7 @@ const DefaultTabBar = React.createClass({
     activeTab: React.PropTypes.number,
     tabs: React.PropTypes.array,
     underlineColor: React.PropTypes.string,
+    underlineHeight: React.PropTypes.number,
     backgroundColor: React.PropTypes.string,
     activeTextColor: React.PropTypes.string,
     inactiveTextColor: React.PropTypes.string,