Revert web server to prh, fix configuration

Revert web server to prh, becaue it is used by health check

Fix cloud configuration fetching

Additional code refactoring

Change-Id: Ic3d6f4c266064436e2701ec3ef3a7534b2d5b8b4
Issue-ID: DCAEGEN2-696
Signed-off-by: Jakub Zieba <jakub.zieba@nokia.com>
13 files changed