docs: function utf8ArrayToStr(array) {
  		var out, i, len, c;
  		var char2, char3;
  
  		out = '';
  		len = array.length;
  		i = 0;
  		while (i < len) {
  			c = array[i++];
  			switch(c >> 4)
  			{
  				case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7:
  				// 0xxxxxxx
  				out += String.fromCharCode(c);
  				break;
  				case 12: case 13:
  				// 110x xxxx   10xx xxxx
  				char2 = array[i++];
  				out += String.fromCharCode(((c & 0x1F) << 6) | (char2 & 0x3F));
  				break;
  				case 14:
  					// 1110 xxxx  10xx xxxx  10xx xxxx
  					char2 = array[i++];
  					char3 = array[i++];
  					out += String.fromCharCode(((c & 0x0F) << 12) |
  						((char2 & 0x3F) << 6) |
  						((char3 & 0x3F) << 0));
  					break;
  			}
  		}
  
  		return out;
  	}