code: function cmd( src, dest, opts ) {
  	var out;
  	out = new Array( 5 );
  	out[ 0 ] = 'pandoc';
  	out[ 1 ] = '--from=markdown';
  	if ( opts.flavor ) {
  		out[ 1 ] += '_' + opts.flavor;
  	}
  	out[ 2 ] = '--to=rst';
  	out[ 3 ] = '--output=' + dest;
  	out[ 4 ] = src;
  	return out.join( ' ' );
  }
docs: COMMAND // 
  FUNCTION: cmd( src, dest, opts )
  Returns a command to convert a file from Markdown to reStructuredText using Pandoc.
  
  @param {String} src - source file
  @param {String} dest - destination file
  @param {Object} opts - function options
  @param {String} opts.flavor - Markdown flavor
  @returns {String} command