swapped Ghanaian symbol with rowo's new icon!
cross browser font compatibility and avoiding issue when OpenSans font installed locally, closes #397
corrected fonts of previous commit to version for all languages
replaced (fav)icons, added apple-touch-icons
removed .eot font (not required, since we don't support IE8 and lower)
rebuilt css
corrected paths to fonts….
rebuilt css
Merge branch 'master' of https://github.com/modilabs/enketo into file_uploads