Update permissions hook format per https://docs.civicrm.org/dev/en/latest/hooks/hook_civicrm_permission/#parameters

A new permission allows user roles that do not have administrative CiviCRM permissions to configure CiviRules.

implemented integration with config item extension. For importing and exporting civirules configuration

Fixed error message Warning: Parameter 4 to civirules_call_post_trigger() expected to be a reference, value given

Refactored the menu code, making it resistant against order extension menu code that can make this menu dissappear

Issue #12: upgrading civirules from version 1.x to version 2.x made the linked conditions and rules disappear from all rules. This commit fixes that."

Enables storage of the extension version in the civicrm_extension
table instead of the civicrm_settings table, which is more
multidomain-friendly (see CRM-19252).