* added windows installation script for postgresql
* removed if from Start-PostreSQL
* added script to packar template.
* changed postgresql.sh for ubuntu.
* postgresql stop and disalbe services.
* change name of the functions
* Stop postgreSQL after validation instead of start.
* added validation and re-work installation prcoedur
* remove redundunt code from psql
* correct intendation
* path to Path
* added PostgreSQL validation procedure.
* Removed useless last line.
* redundunt parameter passed in function call.
* removed repeated part of code.
* removed Stop function since it was useless.
* spaces
* spaces =
* Update Windows2019-Azure.json
* resolve confictls
* added validate and install postgresql
* added password to choco install and variables.
* add new system variables.
* added --params flag
* added correct quotas
* added logging for PostgreSQL install
Co-authored-by: Dariy.Nurgaleev <d.nurgaleev@trueengineering.ru>
