• fix removeAllStickyFooterItems would hide the footer permanently FIX #635
• improve first scroll performance when using an AccountHeader (partially) FIX #642
• update Gradle to v2.7
• fix wrong reselection of the drawerItem when scrolling FIX #655
• remove already in baseDrawerItem included params
• add new onDrawerItemClickListener for the DrawerItems. this can be used to directly catch the onClick event or / and it is used for the switch / toggle items to automatically check / uncheck the toggle / switch if the item can't be selected FIX #646