added 'System::type()' (show the full path of a command) Copied almost verbatim from Stig's PEAR_Dependency::checkProgram()
added 'System::type()' (show the full path of a command)
Copied almost verbatim from Stig's PEAR_Dependency::checkProgram()


git-svn-id: 4b064e69dc630d28214c1e1442d27300cccf8e9a@69599 c90b9560-bf6c-de11-be94-00142212c4b1

DQNEO/PEAR_Exception