column to .col & sass specific cleanup

convert .c# over to a sass list / @each directive to streamline output of classes.

convert "column" element over to .col class

convert css comments to sass comments in navbar file.
remove 1% margin and change class name
remove 1% margin for grids
whoops - I forgot to remove the .ie .col margin
Merge pull request #22 from owenversteeg/revise_column_to_.col_class

column to .col & sass specific cleanup