Remove Glyphicon sprites from Compass manifest.

templates/project/manifest.rb

@@ -7,11 +7,6 @@ stylesheet 'styles.scss'
 # Other Bootstrap assets
 basedir = '../../vendor/assets'
 
-# Glyphicons sprites
-%w(glyphicons-halflings glyphicons-halflings-white).each do |file|
-  image "#{basedir}/images/#{file}.png", :to => "#{file}.png"
-end
-
 %w(affix alert button carousel collapse dropdown modal popover scrollspy tab tooltip transition).each do |file|
   javascript "#{basedir}/javascripts/bootstrap/#{file}.js", :to => "bootstrap/#{file}.js"
 end