Merge branch 'release/0.6.4' into develop
Merge branch 'master' into develop
Merge branch 'betterdocs' into develop

Conflicts:
	README.md
[docs] How to block Iframely parsers
set tester process title
[general] allow `url` in iframely endpoint to match the docs
[html5] og-youtube is html5
[html5] add html5 tag to text/html players domains that support it
[domains] giphy is responsive now
update iframely oembed interface
remove undefined media attribute
remove iframely class from oembed code generation; set oembed.type = "video" for players
add 'responsive' tag for html5 videos; do not remove original size from media if responsive
update server side oembed code generation
iframely.js: support links array and grouped object
change func name iterateLinks to filterLinks
remove width and height on autoconvertion of responsive
[generic] twitter youtube is html5
[generic] proxy html5 tag for oembed-rich
[domains] fix thumbnail for speaker deck