Adjusting sandwich menu again.
Removing OLD CSS sandwich menu.
Moving border/margin to ‘div.doc-intro-content’ and adjusting padding.
Merge pull request #910 from antoniojunyor/master

Adjust '.doc-intro-content' and sandwich button
Merge pull request #911 from diegoeis/master

Improving the read me and the post about 3.0.0
Merge pull request #913 from diegoeis/master

Little fixes.
fixing link to github