Merge branch 'master' of github.com:lipis/flag-icon-css

* 'master' of github.com:lipis/flag-icon-css:
  Updated the colour of the Irish flag as per the official guidelines http://www.taoiseach.gov.ie/attached_files/Pdf%20files/The%20National%20Flag.pdf
  Update flag-icon-base.less
  Update variabless.less