Add missing comment on variable
Add missing comment on variable

linuxbastard/FoundationPress,Digio86/artena,Schploople/ryanjp-website,Schploople/ryanjp-website,tompepper/tp-foundationpress,kateloschinina/KiRa,adamfeuer/FoundationPress,ozunaj/JaredPress,derweili/WAYT-WordPress-Themes,codenamesrk/WP-Starter,skoldin/FoundationPress,Negative-Network/FoundationPress,Negative-Network/FoundationPress,bellatl/FoundationPress,randmanrjr/FoundationPress-randman,ozunaj/JaredPress,namilwaukee/FoundationPress,mevrgior/foundationpress,davenaylor/FoundationPress,EricRihlmann/FoundationPress,scordes11/rachel-site,Digio86/artena,rollandwalsh/popart,scordes11/rachel-site,circleb/SustainLife,rollandwalsh/popart,Digio86/artena,EricRihlmann/FoundationPress,philipptrenz/wkkv_theme,Digio86/artena,davenaylor/FoundationPress,linuxbastard/FoundationPress,bellatl/FoundationPress,LepusSorbas/FoundationPress,randmanrjr/FoundationPress-randman,colin-marshall/FoundationPress,Schploople/ryanjp-website,codenamesrk/WP-Starter,LepusSorbas/FoundationPress,chirilo/FoundationPress,zeppytoh/cruorgsg-fp,tvnweb/Euroma2017,zeppytoh/cruorgsg-fp,alexbohariuc/FoundationPress,derweili/WAYT-WordPress-Themes,circleb/SustainLife,skoldin/FoundationPress,tvnweb/Euroma2017,philipptrenz/wkkv_theme,rollandwalsh/popart,namilwaukee/FoundationPress,adamfeuer/FoundationPress,alexbohariuc/FoundationPress,kateloschinina/KiRa,derweili/WAYT-WordPress-Themes,mevrgior/foundationpress,rollandwalsh/popart,chirilo/FoundationPress,olefredrik/FoundationPress,colin-marshall/FoundationPress,tompepper/tp-foundationpress,olefredrik/FoundationPress