Issue 7: check save cheksum
Project Member Reported by Sienicki...@gmail.com, Sep 9, 2014
check save checksum

actual:
						if (strpos($hex_string,'16179255145186168925511019516232556401617255234166') !== false) {

previus:
						if (strpos($hex_string,'1617925514518616892551101951623255640161725523416611219080215077190255197130162725551091629255175203') !== false) {