NXDOC-335: update README
NXP-13818: Use subprocess.Popen instead of os.execl to restart app after update as it seems to be the right cross platform solution
NXP-13818: Set enable-appdata-dir option directly in setup.py for bdist_esky freeze
NXP-11588: Don't reset Nuxeo Drive configuration and files in update test utility scripts + lower update check delay