fix contentType = null bug in $.ajax
fix contentType = null bug in $.ajax

elitelinux/appframework,randy-ran/appframework,kityandhero/appframework,gravity-addiction/appframework,wizza-smile/appframework,RedrockTeam/appframework,langowskiadam/appframework,landabaso/appframework,shichuanwang/appframework,webin/appframework,mastrobardo/appframework,mastergizmo/appframework,flowbywind/appframework,webin/appframework,Allan0815/appframework,qq40660/appframework,haroldoramirez/appframework,htsnet/appframework,gravity-addiction/appframework,derk/appframework,Kuziwa/appframework,windyao/appframework,modulexcite/appframework,Basildcruz/appframework,cainianhua/appframework,rickel/appframework,weiwei03/appframework,landabaso/appframework,areeftee/appframework,flowbywind/appframework,ishanladhani786/appframework,yuanxin1988/appframework,xiongxiong109/appframework,Docworld/appframework,bdusell/appframework,haroldoramirez/appframework,wl-pro/appframework,HappyYang/appframework,caox/appframework,huawin03/appframework,01org/appframework,ScalaSoft/appframework,PuterGIrl/appframework,Basildcruz/appframework,madebysoren/appframework,Harryyan/appframework,mouhammad-zd/appframework,PuterGIrl/appframework,talha7o/appframework,lse123/appframework,ilaorou/appframework,ezc/appframework,leokt/appframework,jailecoeu/appframework,windyao/appframework,RobertoMalatesta/appframework,chinakids/appframework,HandMobile/appframework,naninha/appframework,szdbb1102/appframework,jiushiliu/appframework,huyongliang/appframework,ishanladhani786/appframework,327326724/appframework,xujianrj/appframework,WilliamRen/appframework,lesion/appframework,hbspatil/appframework,areeftee/appframework,joeey1984ad/appframework,boytek/appframework,anysisze/appframework,ImCodeMonkey/appframework,pengting/appframework,nomadgit/appframework,Julienedies/appframework,01org/appframework,qq40660/appframework,gto999/appframework,bullines/appframework,iamxiaoma/appframework,Connectlegendary/appframework,hnney/appframework,docnoe/appframework,Harryyan/appframework,XIAOGUIGUI/appframework,SeekArt/appframework,macong/appframework,esironal/appframework,eagle-one78/appframework,huyongliang/appframework,picsize/appframework,eworthcms/appframework,szdbb1102/appframework,ezc/appframework,xujianrj/appframework,ahmedali5530/appframework,mouhammad-zd/appframework,liuzhentao/appframework,naninha/appframework,zhuxj/appframework,sihai/appframework,vinivinilos/appframework,duhaibo0404/appframework,ImCodeMonkey/appframework,whlcly/appframework,joenjuki/appframework,dongguangming/appframework,EEG5Black/appframework,esironal/appframework,rockanita/appframework,vincent1988/appframework,ramitallal/appframework,FortschrittApps/appframework,jadulled/appframework,qicrosoft/appframework,feilwang/appframework,JackieWei/appframework,caox/appframework,langowskiadam/appframework,REALDROOPY/appframework,heyxiaoling/appframework,Rockfogel/appframework,hbspatil/appframework,eliassun/appframework,11com7/appframework2,topishka/appframework,327326724/appframework,zhukaijun/appframework,seekchange/appframework,topishka/appframework,qinlicang/appframework,LB4027221/appframework,Kuziwa/appframework,UmarMughal/appframework,hellovip/appframework,larrychan/appframework,heyxiaoling/appframework,BurhanRahmani/appframework,dongguangming/appframework,HappyYang/appframework,kityandhero/appframework,rubenvp8510/appframework,liuzhentao/appframework,Connectlegendary/appframework,mkseva/appframework,hnney/appframework,leonlau81/appframework,VIP000/appframework,zhengcq315/appframework,mev9669/appframework,donvan/appframework,zhuxj/appframework,anysisze/appframework,minatocou/appframework,Docworld/appframework,zcgao/appframework,zamelsky/appframework,seekchange/appframework,HandMobile/appframework,dnydoney/appframework,svdoever/appframework,xiongxiong109/appframework,sbignell/appframework,yubingzhong/appframework,derk/appframework,pengting/appframework,fudaoji/appframework,fjzdjd/appframework,busseyl/appframework,patrick-lake/appframework,krisrak/appframework,macong/appframework,boolie/appframework,feilwang/appframework,nosun/appframework,yubingzhong/appframework,UmarMughal/appframework,ouyanghuangzheng/appframework,zhaofeng555/appframework,joeey1984ad/appframework,hozwe/appframework,handong890/appframework,minatocou/appframework,pranay06b/appframework,zhukaijun/appframework,fjzdjd/appframework,ssqstone/appframework,svdoever/appframework,eliassun/appframework,dizzydriver/appframework,b-cuts/appframework,intel-alex/appframework,JPithy/appframework,maxid/appframework,jailecoeu/appframework,FortschrittApps/appframework,larrychan/appframework,intel-alex/appframework,iamshenhua/appframework,VIP000/appframework,Julienedies/appframework,iHaD/appframework,weiwei03/appframework,vincent1988/appframework,mrliao/appframework,RobertoMalatesta/appframework,maxid/appframework,3Gen-ITDev/appframework,leonlau81/appframework,JPithy/appframework,mastergizmo/appframework,rockanita/appframework,yeahsj/appframework,nomadgit/appframework,Rockfogel/appframework,chengyan1215/appframework,9-9-9/appframework,leonet/appframework,zhengcq315/appframework,yreme/appframework,ouyanghuangzheng/appframework,zipang/appframework,mrliao/appframework,modulexcite/appframework,ttym7993/appframework,kschuster/appframework,patrick-lake/appframework,11com7/appframework2,Philzen/appframework,jadulled/appframework,pranay06b/appframework,gavD/appframework,dizzydriver/appframework,donvan/appframework,huq2015/appframework,jiushiliu/appframework,docnoe/appframework,Allan0815/appframework,dnydoney/appframework,huq2015/appframework,gch35pty/appframework,leokt/appframework,vinivinilos/appframework,Authorlove/appframework,KeithLee208/appframework,boytek/appframework,busseyl/appframework,handong890/appframework,KeithLee208/appframework,9-9-9/appframework,joenjuki/appframework,JackieWei/appframework,KehindeAyanleye/appframework,lpftobetheone/appframework,iamxiaoma/appframework,WilliamRen/appframework,lesion/appframework,mkseva/appframework,jiabier/appframework,Hammer2014/appframework,eagle-one78/appframework,b-cuts/appframework,ScalaSoft/appframework