def cleanup(sprocket_assets = [:javascripts, :stylesheets])
      # Remove previous dist path
      FileUtils.rm_r build_path if File.exists?(build_path)
      # Clean compass project
      Compass::Exec::SubCommandUI.new(["clean", project_root]).run!
      # Don't initialize Compass assets, the config will take care of it
      sprocket_assets.each do |asset|
        FileUtils.mkdir_p File.join(build_path, asset.to_s)
      end
      if mustaches_config_file_exists?
        mustaches_yaml.each_key do |dir|
          FileUtils.mkdir_p File.join(build_path, dir.to_s)
        end
      end
    end
def cleanup(sprocket_assets = [:javascripts, :stylesheets])
      # Remove previous dist path
      FileUtils.rm_r build_path if File.exists?(build_path)
      # Clean compass project
      Compass::Exec::SubCommandUI.new(["clean", project_root]).run!
      # Don't initialize Compass assets, the config will take care of it
      sprocket_assets.each do |asset|
        FileUtils.mkdir_p File.join(build_path, asset.to_s)
      end
      if mustaches_config_file_exists?
        mustaches_yaml.each_key do |dir|
          FileUtils.mkdir_p File.join(build_path, dir.to_s)
        end
      end
    end
Public function for running cleanup of previous build