custom title backgound from embed script
return if embed.titleBackground is undefined
room URL, share and QR code are added to embed tab
background color selector
added background image url option
change onreadystatechange to addEventListener
add class for background image
form customization using embed tab
Merge branch 'master' into embed-customization

Conflicts:
	embed/embed-client.js
	embed/embed-config.js
	embed/embed-parent.js
help link
Merge branch 'master' into embed-customization

Conflicts:
	embed/embed-parent.js
Merge branch 'master' into embed-customization
Tweak embed customization
Added embed customization
Fix typo
Use HSL colorspace
Navigate to embed after room creation
Merge branch 'master' into embed-customization
Render room area in any mode
fixed indentation