Revert "Added colon as valid tag or attribute character. i.e. fixes problem with xml:lang being interpreted as tag end"
Revert "Added colon as valid tag or attribute character. i.e. fixes problem with xml:lang being interpreted as tag end"

This reverts commit 2f6a07c2ac785b36058ec32389ccd3d9f2ee68de.

brightec/DTCoreText,MattKiazyk/DTCoreText,johnezang/NSAttributedString-Additions-for-HTML,trispo/DTCoreText,gnr/DTCoreText,AmberWhiteSky/DTCoreText,hkg36/DTCoreText_amen_mod,wlisac/DTCoreText,rdougan/DTCoreText,stuartcarnie/NSAttributedString-Additions-for-HTML,chbeer/NSAttributedString-Additions-for-HTML,davbeck/DTCoreText,shwetsolanki/DTCoreText,openresearch/DTCoreText,wangmb/DTCoreText,wweiradio/DTCoreText,brightec/DTCoreText,Cocoanetics/DTCoreText,i-miss-you/DTCoreText,beingenious/DTCoreText,unisontech/DTCoreText,wweiradio/DTCoreText,programming086/DTCoreText,canyu9512/DTCoreText,wxs/NSAttributedString-Additions-for-HTML,niklassaers/DTCoreText,unisontech/DTCoreText,1yvT0s/DTCoreText,goodheart/DTCoreText,yaoxiaoyong/DTCoreText,Cocoanetics/DTCoreText,wordnik/DTCoreText,youprofit/DTCoreText,artifacts/DTCoreText,DanGe42/DTCoreText,wweiradio/DTCoreText,jogloran/DTCoreText,jingchunYuan/DTCoreText,kemenaran/DTCoreText,Akylas/DTCoreText,pegli/DTCoreText,Akylas/DTCoreText,shuoshi/DTCoreText,danielphillips/DTCoreText,thusfresh/DTCoreText,siuying/DTCoreText,wordnik/DTCoreText,trispo/DTCoreText,iwakevin/DTCoreText,depl0y/DTCoreText,benanderman/DTCoreText,iwakevin/DTCoreText,salzhrani/NSAttributedString-Additions-for-HTML,benanderman/DTCoreText,jjamminjim/DTCoreText,barz/DTCoreText,rgregg/DTCoreText,bastianh/DTCoreText,rdougan/DTCoreText,liulinjian/DTCoreText,pivotaltracker/DTCoreText,bastianh/DTCoreText,gamma/DTCoreText,canyu9512/DTCoreText,rain1988/DTCoreText,hkg36/DTCoreText_amen_mod,yifan/DTCoreText,CoderJWYang/DTCoreText,MSch/DTCoreText,ricobeck/DTCoreText,cnbin/DTCoreText,qskycolor/DTCoreText,sujeking/DTCoreText,cnbin/DTCoreText,bnickel/DTCoreText,mirego/DTCoreText,1yvT0s/DTCoreText,gsempe/DTCoreText,ricobeck/DTCoreText,liulinjian/DTCoreText,pegli/DTCoreText,artifacts/DTCoreText,sebreh/DTCoreText,w2592583/DTCoreText,esteluk/DTCoreText,Esdeath/DTCoreText,MattKiazyk/DTCoreText,davbeck/DTCoreText,ipodishima/DTCoreText,danielphillips/DTCoreText,Cocoanetics/DTCoreText,gsempe/DTCoreText,sidslog/DTCoreText,gshaviv/DTCoreText,mirego/DTCoreText,badoo/DTCoreText,shuoshi/DTCoreText,kemenaran/DTCoreText,z8927623/DTCoreText,ipodishima/DTCoreText,i-miss-you/DTCoreText,kcoop/DTCoreText,beingenious/DTCoreText,wordnik/DTCoreText,devontech/DTCoreText,smartlogic/DTCoreText,jingchunYuan/DTCoreText,rdougan/DTCoreText,niklassaers/DTCoreText,tonycn/DTCoreText,pegli/DTCoreText,OliverLetterer/DTCoreText,danielphillips/DTCoreText,yifan/DTCoreText,OliverLetterer/DTCoreText,sujeking/DTCoreText,artifacts/DTCoreText,tillawy/NSAttributedString-Additions-for-HTML,novi/DTCoreText,trispo/DTCoreText,happy-co/DTCoreText,tonycn/DTCoreText,kcoop/DTCoreText,Torsph/DTCoreText,joepasq/DTCoreText,artifacts/DTCoreText,qskycolor/DTCoreText,rgregg/DTCoreText,siuying/DTCoreText,gank0326/CoreTextWithHTML,joepasq/DTCoreText,xiaoyanit/DTCoreText,depl0y/DTCoreText,wangmb/DTCoreText,gank0326/CoreTextWithHTML,wlisac/DTCoreText,siuying/DTCoreText,goodheart/DTCoreText,zulip/DTCoreText,rain1988/DTCoreText,SanjoDeundiak/DTCoreText,beingenious/DTCoreText,chbeer/NSAttributedString-Additions-for-HTML,appunite/DTCoreText,holgersindbaek/DTCoreText,liuslevis/DTCoreText,SanjoDeundiak/DTCoreText,bnickel/DTCoreText,gamma/DTCoreText,ibru/DTCoreText,badoo/DTCoreText,smartlogic/DTCoreText,z8927623/DTCoreText,sbeigel/NSAttributedString-Additions-for-HTML,zulip/DTCoreText,yifan/DTCoreText,devontech/DTCoreText,appunite/DTCoreText,ibru/DTCoreText,barz/DTCoreText,thusfresh/DTCoreText,AmberWhiteSky/DTCoreText,DanGe42/DTCoreText,jogloran/DTCoreText