Zabbix

A.F.I..PS. [ZBXNEXT-6451,ZBXNEXT-6452,ZBXNEXT-6453] implemented new syntax for trigger expressions, calculated and aggregated checks

* commit 'cdc88e47265953fb1483e4abc8fed51e7a269dad': (692 commits)
  .......... [ZBXNEXT-6452] fixed trigger test data
  .D........ [ZBXNEXT-6451,ZBXNEXT-6452,ZBXNEXT-6453] added ChangeLog entries
  .......... [ZBXNEXT-6452] fixed trigger tests
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] updated unit tests for CHistFunctionValidator
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] added filter presence validation in history functions
  ..F....... [ZBXNEXT-6451,ZBXNEXT-6455] added unit tests for CExpressionValidator
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] added resolving of macros in the filterong expression while testing calculated item
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] added support of standalone user and lld macros in the filtering expressions
  ........S. [ZBXNEXT-6452] fixed item query filter expression validation
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] fixed misleading messages (unknown function) in expressions, fixed coding style #2
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] fixed misleading messages (unknown function) in expressions, fixed coding style
  .......... [ZBXNEXT-6452] fixed makefile
  .......... [ZBXNEXT-6451,ZBXNEXT-6455] updated unit tests
  ..F....... [ZBXNEXT-6451,ZBXNEXT-6455] fixed coding style (strict types)
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] updated aggregated function validation in expressions
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] fixed undefined index notice while parsing filter in the query string
  A.F....... [ZBXNEXT-6451,ZBXNEXT-6455] removed useless options "lldmacros"
  .......... [ZBXNEXT-6451,ZBXNEXT-6455] updated unit tests
  .......... [ZBXNEXT-6451,ZBXNEXT-6455] updated unit tests
  A......... [ZBXNEXT-6451,ZBXNEXT-6455] added support of all value types for function find()
  ...