add option to hide button
add option to hide button

AbdoulSy/ADSP,JohnRodney/vr-planets,bhautikj/webvr-boilerplate,four-js/webvr-boilerplate,caseyyee/webvr-boilerplate,mathemagie/webvr-boilerplate,panuhorsmalahti/vr,TheZoq2/VRHack,borismus/webvr-boilerplate,panuhorsmalahti/vr,atomicguy/webvr-boilerplate,w0nche0l/3dvr,bhautikj/webvr-boilerplate,brianchirls/webvr-boilerplate,mathemagie/webvr-boilerplate,panuhorsmalahti/vr,sbmadhav/webvr-boilerplate,njam/webvr-boilerplate,AbdoulSy/ADSP,samsath/webvr-boilerplate,torstah/webvr-boilerplate,TheZoq2/WebVR-template,dmarcos/webvr-boilerplate,bhautikj/webvr-boilerplate,AbdoulSy/ADSP,AbdoulSy/Glacius,atomicguy/webvr-boilerplate,atomicguy/webvr-boilerplate,dmarcos/webvr-boilerplate,TheZoq2/VRHack,JohnRodney/vr-planets,JohnRodney/vr-planets,mathemagie/webvr-boilerplate,brianchirls/webvr-boilerplate,dlobser/Light,TheZoq2/WebVR-template,jzitelli/webvr-boilerplate,anjneymidha/webVR-Mars,dlobser/Light,sbmadhav/webvr-boilerplate,borismus/webvr-boilerplate,brianchirls/webvr-boilerplate,torstah/webvr-boilerplate,samsath/webvr-boilerplate,four-js/webvr-boilerplate,msfeldstein/webvr-boilerplate,njam/webvr-boilerplate,autonome/webvr-boilerplate,TheZoq2/VRHack,msfeldstein/webvr-boilerplate,caseyyee/webvr-boilerplate,njam/webvr-boilerplate,msfeldstein/webvr-boilerplate,jzitelli/webvr-boilerplate,w0nche0l/3dvr,brianpeiris/webvr-boilerplate,samsath/webvr-boilerplate,dmarcos/webvr-boilerplate,four-js/webvr-boilerplate,brianpeiris/webvr-boilerplate,TheZoq2/WebVR-template,brianpeiris/webvr-boilerplate,autonome/webvr-boilerplate,autonome/webvr-boilerplate,AbdoulSy/ADSP,AbdoulSy/Glacius,w0nche0l/3dvr,sbmadhav/webvr-boilerplate,jcarpenter/webvr-boilerplate,dlobser/Light,jcarpenter/webvr-boilerplate,jzitelli/webvr-boilerplate,jcarpenter/webvr-boilerplate,AbdoulSy/Glacius,torstah/webvr-boilerplate,TheZoq2/VRHack,anjneymidha/webVR-Mars,AbdoulSy/ADSP,caseyyee/webvr-boilerplate,anjneymidha/webVR-Mars