Add missing word to docs
set topbar-arrows variable to scss default to allow override
only add extra padding if drop down arrow is present
Merge pull request #3244 from kyleferguson/topbar-dropdown-padding

only add extra padding if drop down arrow is present
Merge pull request #3238 from kyleferguson/topbar-variable-default

set topbar-arrows variable to scss default to allow override
Merge pull request #3236 from mateatslc/missing-word-in-docs

Add missing word to docs