Fixed bug in image extent caused by a unexplicable RMagick API change
Fixed bug in image extent caused by a unexplicable RMagick API change

mconftec/mconf-web-santacasa,mconftec/mconf-web-cedia,m-narayan/agora-conf,m-narayan/agora-conf,mconftec/mconf-web-cedia,mconf-ufrgs/mconf-web,ging/vcc,arrivu/web-conf,ging/vcc,mconftec/mconf-web-santacasa,amreis/mconf-web,ging/vcc,mconf-rnp/mconf-web,arrivu/web-conf,akratech/Akraconference,mconf-ufrgs/mconf-web,akratech/Akraconference,becueb/MconfWeb,arrivu/web-conf,becueb/MconfWeb,mconftec/mconf-web-mytruecloud,fbottin/mconf-web,mconftec/mconf-web-uergs,m-narayan/agora-conf,arrivu/web-conf,mconf-ufrgs/mconf-web,lfzawacki/mconf-web,mconf-rnp/mconf-web,mconftec/mconf-web-santacasa,mconftec/mconf-web-mytruecloud,mconf-rnp/mconf-web,lfzawacki/mconf-web,mconftec/mconf-web-santacasa,mconf/mconf-web,mconf-rnp/mconf-web,arrivu/web-conf,ging/vcc,arrivu/web-conf,ging/vcc,amreis/mconf-web,m-narayan/agora-conf,becueb/MconfWeb,ging/vcc,arrivu/web-conf,mconftec/mconf-web-mytruecloud,lfzawacki/mconf-web,mconftec/mconf-web-cedia,mconf/mconf-web,akratech/Akraconference,fbottin/mconf-web,mconftec/mconf-web-ufpe,mconftec/mconf-web-mytruecloud,ging/vcc,mconftec/mconf-web-uergs,mconftec/mconf-web-ufpe,mconftec/mconf-web-ufpe,m-narayan/agora-conf,akratech/Akraconference,m-narayan/agora-conf,fbottin/mconf-web,mconf/mconf-web,mconftec/mconf-web-ufpe,mconftec/mconf-web-uergs,fbottin/mconf-web,mconf-ufrgs/mconf-web,amreis/mconf-web,m-narayan/agora-conf,becueb/MconfWeb,lfzawacki/mconf-web,mconf/mconf-web,amreis/mconf-web,mconftec/mconf-web-uergs