Fix operand white space for libsass compilation
Fix operand white space for libsass compilation

When trying to compile this on libsass today I noticed that it was unable to read past the operands due to the code style of the html5number mixin.
samuelmc/foundation-sites,getoutfitted/reaction-foundation-theme,natewiebe13/foundation-sites,iwikmu/foundation,leo-guinan/foundation,andycochran/foundation-sites,getoutfitted/reaction-foundation-theme,dimamedia/foundation-6-sites-simple-scss-and-js,ucla/foundation-sites,DaSchTour/foundation-sites,vita10gy/foundation,zurb/foundation,denisahac/foundation-sites,samuelmc/foundation-sites,brettsmason/foundation-sites,lizzwestman/foundation,abdullahsalem/foundation-sites,barnyp/foundation,PassKitInc/foundation-sites,sashaegorov/foundation-sites,iwikmu/foundation,anbestephen/foundation,ysalmin/foundation,jamesstoneco/foundation-sites,dragthor/foundation-sites,Owlbertz/foundation,natewiebe13/foundation-sites,Iamronan/foundation,lizzwestman/foundation,walbo/foundation,anbestephen/foundation,pdeffendol/foundation,anbestephen/foundation,glunco/foundation,Mango-information-systems/foundation,barnyp/foundation,abdullahsalem/foundation-sites,glizer/foundation,lizzwestman/foundation,walbo/foundation,aoimedia/foundation,zurb/foundation,jlegendary/foundation,BerndtGroup/TBG-foundation-sites,dragthor/foundation-sites,karland/foundation-sites,walbo/foundation,jaylensoeur/foundation-sites-6,PassKitInc/foundation-sites,a-dg/foundation,leo-guinan/foundation,getoutfitted/reaction-foundation-theme,signal/foundation,gnepal7/foundation,vrkansagara/foundation,jaylensoeur/foundation-sites-6,ucla/foundation-sites,ysalmin/foundation,barnyp/foundation,zurb/foundation-sites,karland/foundation-sites,dragthor/foundation-sites,colin-marshall/foundation-sites,NeonWilderness/foundation,marcosvicente/foundation,jeromelebleu/foundation-sites,glunco/foundation,leo-guinan/foundation,IamManchanda/foundation-sites,karland/foundation-sites,designerno1/foundation-sites,jlegendary/foundation,ysalmin/foundation,pdeffendol/foundation,IamManchanda/foundation-sites,PassKitInc/foundation-sites,signal/foundation,glunco/foundation,vrkansagara/foundation,NeonWilderness/foundation,elkingtonmcb/foundation,DaSchTour/foundation-sites,designerno1/foundation-sites,jaylensoeur/foundation-sites-6,natewiebe13/foundation-sites,brettsmason/foundation-sites,denisahac/foundation-sites,denisahac/foundation-sites,vrkansagara/foundation,jamesstoneco/foundation-sites,zurb/foundation-sites,NeonWilderness/foundation,marcosvicente/foundation,jeromelebleu/foundation-sites,brettsmason/foundation-sites,a-dg/foundation,gnepal7/foundation,a-dg/foundation,atmmarketing/foundation-sites,andycochran/foundation-sites,pdeffendol/foundation,zurb/foundation-sites,aoimedia/foundation,sashaegorov/foundation-sites,jlegendary/foundation,BerndtGroup/TBG-foundation-sites,birthdayalex/foundation,sethkane/foundation-sites,iwikmu/foundation,colin-marshall/foundation-sites,marcosvicente/foundation,colin-marshall/foundation-sites,jamesstoneco/foundation-sites,glizer/foundation,walbo/foundation,atmmarketing/foundation-sites,andycochran/foundation-sites,atmmarketing/foundation-sites,glizer/foundation,designerno1/foundation-sites,Owlbertz/foundation,elkingtonmcb/foundation,vrkansagara/foundation,ucla/foundation-sites,glunco/foundation,dimamedia/foundation-6-sites-simple-scss-and-js,Teino1978-Corp/Teino1978-Corp-foundation,Iamronan/foundation,lizzwestman/foundation,glizer/foundation,sethkane/foundation-sites,Teino1978-Corp/Teino1978-Corp-foundation,socketz/foundation-multilevel-offcanvas,gnepal7/foundation,a-dg/foundation,pdeffendol/foundation,NeonWilderness/foundation,jeromelebleu/foundation-sites,Mango-information-systems/foundation,vita10gy/foundation,signal/foundation,birthdayalex/foundation,gnepal7/foundation,Teino1978-Corp/Teino1978-Corp-foundation,Iamronan/foundation,elkingtonmcb/foundation,BerndtGroup/TBG-foundation-sites,marcosvicente/foundation,aoimedia/foundation,birthdayalex/foundation,barnyp/foundation,Owlbertz/foundation,vita10gy/foundation,elkingtonmcb/foundation,socketz/foundation-multilevel-offcanvas,jlegendary/foundation,birthdayalex/foundation,ysalmin/foundation,anbestephen/foundation,Owlbertz/foundation,samuelmc/foundation-sites,vita10gy/foundation,signal/foundation,Teino1978-Corp/Teino1978-Corp-foundation,IamManchanda/foundation-sites,socketz/foundation-multilevel-offcanvas,Mango-information-systems/foundation,iwikmu/foundation,abdullahsalem/foundation-sites,sashaegorov/foundation-sites,sethkane/foundation-sites,zurb/foundation,leo-guinan/foundation