* fixed a bug in PEAR_Config::set() that broke validation of "set" parameters
* fixed a bug in PEAR_Config::set() that broke validation of "set" parameters


marcosptf/pear-core,marcosptf/pear-core,marcosptf/pear-core,marcosptf/pear-core,marcosptf/pear-core,marcosptf/pear-core