edits to layout and styling

-reduced font size by 7%
-reduced header and footer file size by 90%
-reduced size of introduction images
-increased size of key indicator
-aligned map and country table with rest of site
-increased the size of the header
-reduced size of introduction
-reduced padding around acknowledgement
-removed images that are not in use
-added background color to country table
adjusted font sizes
add foot note to map table
changed the height of elements so acknolesgements doesn't overlap country talbe on shorter browsers
Merge pull request #2 from webhis/featuremod-style-edits

Featuremod style edits