BUG 12059 "When 1 trigger is created in a process trigger..." SOLVED

- When 1 trigger is created in a process trigger list of Events is empty
- Problem solved, to create an event of type Conditional Intermediate or Intermediate Timer, the label
  "Execute Trigger" shows everyone Triggers created.
* Available from version ProcessMaker-2.5.1-testing.2
Merge pull request #1796 from luisfernandosl/BUG-12059

BUG 12059 "When 1 trigger is created in a process trigger..." SOLVED