Thanks for posting this and please feel free to update the instruction set on the wiki at:
http://www.open-emr.org/wiki/index.php/XAMPP_and_OpenEMR_Installation_in_OS_X
Can request wiki access here and I’ll gladly confirm the request:
http://www.open-emr.org/wiki/index.php/Special:RequestAccount
Note there is a backup mechanism to bring in ICD10 (although ideally we should figure out a fix for the importing function) here: http://www.open-emr.org/wiki/index.php/Import_Standard_Tables#Import.2FUpgrade_and_activate_ICD10
-brady