Pull request #23: NMAAS-1036 update nmaas portal libs where possible and...

Pull request #23: NMAAS-1036 update nmaas portal libs where possible and update readme where applicable

Merge in NMAAS/nmaas-portal from NMAAS-1036-update-nmaas-portal-libs-where-possible-and-update-readme-where-applicable to develop

* commit 'bcd7101b':
  NMAAS-1036: Minor improvement of the readme file
  NMAAS-1036: Minor improvement of the readme file
  Revert "NMAAS-1036 remove puppeteer"
  NMAAS-1036 fix some sonar bugs and smells
  NMAAS-1036 provide information about problematic packages in readme, update other readme entries
  NMAAS-1036 remove puppeteer
  NMAAS-1036 replaced old tooltips with primeng tooltip
  NMAAS-1036 add /build to gitignore
  NMAAS-1036 uninstall ng2-tooltip-directive
  NMAAS-1036 remove usages of ng2-tooltip-directive
  NMAAS-1036 update minor versions of packages
  NMAAS-1036 update primeng
  NMAAS-1036 minor updates