- Now error will be triggered with trigger_error(). When a command   fails the function will return false - In-line documentation update
- Now error will be triggered with trigger_error(). When a command
  fails the function will return false
- In-line documentation update


git-svn-id: 4b064e69dc630d28214c1e1442d27300cccf8e9a@69954 c90b9560-bf6c-de11-be94-00142212c4b1

DQNEO/PEAR_Exception