Merge pull request #808 from diegoeis/reboot

Issue of margin-left on buttons in ls-form and border of table.
Removing unnecessary attributes.
Merge pull request #809 from Wylkon/reboot

Removing unnecessary attributes.
add class ls-group-active
Merge pull request #810 from deividmarques/reboot

add class ls-group-active
Little improvements in forms, added input radio button and input checkbox on forms. [pair-programming-with: @diegoeis]
Merge pull request #811 from Wylkon/reboot

Little improvements in forms - with @diegoeis
fixing gramma on dismiss doc and inserting explanation of how dismiss elements in Alerts docs.