[maven-release-plugin] prepare release acra-4.4.0
[maven-release-plugin] prepare release acra-4.4.0

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