Spacing of rows in grid example and fixing the code in example block
Removing doc of the typograph

I think this is not useful
CSS of icons grids of doc example
Changing the titles of doc icons.
Set style to '.ls-box-demo'.
inserting a space top of sidebar menu when affix
style of LINK in active LI in sidebar
Merge pull request #712 from diegoeis/reboot

Modifications of doc about ICONS.