updated project version to 3.1.2
updated project version to 3.1.2

deshion/acra,ACRA/acra,MaTriXy/acra,fitramabr/acra,F43nd1r/acra,luoxiaoshenghustedu/acra,0359xiaodong/acra,jianxiansining/acra,pjdelport/acra,yungfan/acra,cpinan/acra,admin-zhx/acra,awesome-niu/acra,pfn/acra,ACRA/acra,hgl888/acra,jbc25/acra,Crazyphil/acra,drewis/acra,VikingDen/acra,ACRA/acra,simple88/acra,ACRA/acra,F43nd1r/acra,NKaushik89/acra