[ISSUE #35] Update class.MySQL.php syntax
[ISSUE #37] better data-security with given variable-types
Merge pull request #38 from Gummibeer/master

[ISSUE #35] & [ISSUE #37]
query 'SET NAMES utf8' error: mysql_num_rows() expects parameter 1 to be resource
Merge pull request #43 from argosback/master

query 'SET NAMES utf8' error: mysql_num_rows() expects parameter 1 to be...
Merge pull request #1 from a1phanumeric/master

pull