Allow public board iframe inclusion (see #309)
Allow public board iframe inclusion (see #309)

Shaxine/kanboard,fguillot/kanboard,creador30/kanboard,ashbike/kanboard,jclafuente/kanboard,Shaxine/kanboard,666/kanboard-redesign,sanbiv/kanboard,libin/kanboard,stinnux/kanboard,crwilliams/kanboard,EpocDotFr/kanboard,erwang/kanboard,jmptrader/kanboard,kclabrador/kan-test,fguillot/kanboard,666/kanboard-redesign,djpadz/kanboard,hussam789/kanboard,xavividal/kanboard,sanbiv/kanboard,ashbike/kanboard,alu0100502114/kanboard,cdgeelen/kanboard,thylo/kanboard,patoi/kanboard,julesverhaeren/kanboard,kclabrador/kan-test,goofy-bz/kanboard,corretgecom/kanboard,cHolzberger/kanboard,666/kanboard-redesign,crwilliams/kanboard,fguillot/kanboard,filhocf/kanboard,jvizueta/kanboard,BlueTeck/kanboard,wiebkem/kanboard,thylo/kanboard,hussam789/kanboard,leangjia/kanboard,mcorteel/kanboard,wepika/kanboard,xavividal/kanboard,arcanneero/kanboard,patoi/kanboard,mbrzuchalski/kanboard,oliviermaridat/kanboard,djpadz/kanboard,kanbantestnew/kanban,fabiano-pereira/kanboard,xavividal/kanboard,eSkiSo/kanboard,alu0100502114/kanboard,stinnux/kanboard,cHolzberger/kanboard,dromek/kanboard,lianguan/kanboard,kanboard/kanboard,eSkiSo/kanboard,skobeo/kanboard,SamuelMoraesF/kanboard,oliviermaridat/kanboard,Typz/kanboard,jmptrader/kanboard,filhocf/kanboard,crwilliams/kanboard,Shaxine/kanboard,libin/kanboard,djpadz/kanboard,mcorteel/kanboard,oliviermaridat/kanboard,mfoucrier/kanboard,Typz/kanboard,vjscjp/kanboard,kanboard/kanboard,ChMat/kanboard,markmarco16/kanboard,eSkiSo/kanboard,wtmmac/kanboard,Nerdingher/kanboard,eSkiSo/kanboard,kasunf/KanboardBOI,ZegalPL/kanboard,ZegalPL/kanboard,renothing/kanboard,mozillabrasil/kanboard,chorgroup/kanboard,vjscjp/kanboard,marienfressinaud/kanboard,cogumm/kanboard,SamuelMoraesF/kanboard,cdgeelen/kanboard,kasunf/KanboardBOI,jclafuente/kanboard,renothing/kanboard,JeroenKnoops/kanboard,julesverhaeren/kanboard,dromek/kanboard,jtourt/kanboard,onedal88/kanboard,mbrzuchalski/kanboard,fabiano-pereira/kanboard,kanboard/kanboard,Busfreak/kanboard,vaikan/kanboard,cHolzberger/kanboard,manishlad/kanboard,ZegalPL/kanboard,julesverhaeren/kanboard,ZegalPL/kanboard,mozillabrasil/kanboard,vaikan/kanboard,Nerdingher/kanboard,Typz/kanboard,mcorteel/kanboard,jmptrader/kanboard,wepika/kanboard,lianguan/kanboard,mcfog/kanboard,vjscjp09/kanboard-1,cHolzberger/kanboard,Typz/kanboard,cdgeelen/kanboard,crwilliams/kanboard,arcanneero/kanboard,filhocf/kanboard,goofy-bz/kanboard,renothing/kanboard,erwang/kanboard,jtourt/kanboard,vjscjp09/kanboard-1,cranca/kanboard,wepika/kanboard,jvizueta/kanboard,kasunf/KanboardBOI,kanbantestnew/kanban,cranca/kanboard,creador30/kanboard,leangjia/kanboard,vaikan/kanboard,Nerdingher/kanboard,dromek/kanboard,ashbike/kanboard,manishlad/kanboard,marienfressinaud/kanboard,BlueTeck/kanboard,thylo/kanboard,patoi/kanboard,Busfreak/kanboard,markmarco16/kanboard,wepika/kanboard,mfoucrier/kanboard,chorgroup/kanboard,chorgroup/kanboard,wiebkem/kanboard,mozillabrasil/kanboard,mfoucrier/kanboard,wtmmac/kanboard,ashbike/kanboard,onedal88/kanboard,mfoucrier/kanboard,vjscjp09/kanboard-1,stinnux/kanboard,jmptrader/kanboard,ChMat/kanboard,EpocDotFr/kanboard,JeroenKnoops/kanboard,mcfog/kanboard,corretgecom/kanboard,mozillabrasil/kanboard,cogumm/kanboard,Busfreak/kanboard,skobeo/kanboard,666/kanboard-redesign,lianguan/kanboard,jtourt/kanboard,onedal88/kanboard,jclafuente/kanboard,onedal88/kanboard,BlueTeck/kanboard