Update README.markdown
removing nounproject source files because they're all outdated.
Added a telephone icon.
Added emergency phone icons
Merge pull request #64 from williamscraigm/gh-pages

updated ArcGIS styles to keep in sync with the latest updates
adjustments to toilet, phone, em. phone, disablilty, flag, restaurant icons.
adding icon renders + adjusting site.
Merge pull request #67 from mapbox/more-maki-additions

maki additions
updating site graphics.
Merge branch 'more-maki-additions' into gh-pages
adding music icon.