Zabbix

...G...... [DEV-1422] reimplemented vfs.file.regmatch in go for agent2

* commit 'cffd4ad32714aacc735f7089715a94b9d52e69ec':
  .......... [DEV-1422] merge conflicts
  ...G...... [DEV-1422] do regex compilation once
  ...G...... [DEV-1422] fix conflicts 2
  ...G...... [DEV-1422] added BOM processing
  ...G...... [DEV-1422] reimplemented vfs.file.regmatch in go for agent2