Fixed broken Back button
Fixed broken Back button

wonderffee/LTNavigationBar,pingguoilove/LTNavigationBar,docee/LTNavigationBar,ondev/LTNavigationBar,FelixMLians/LTNavigationBar,OnTheWay1988/LTNavigationBar,ShengQiangLiu/LTNavigationBar,UncleJoke/LTNavigationBar,KBvsMJ/LTNavigationBar,XZAKE/LTNavigationBar,zilaiyedaren/LTNavigationBar,200895045/LTNavigationBar,ltebean/LTNavigationBar,zdw19840929/LTNavigationBar,joblh/LTNavigationBar,iostalks/LTNavigationBar,TiagoVeloso/LTNavigationBar,agan112/LTNavigationBar,msdgwzhy6/LTNavigationBar,WMSmile/LTNavigationBar,ForrestAlfred/LTNavigationBar,GitHubChenFeng/LTNavigationBar,Farteen/LTNavigationBar