fix(builds): Add unsafe-perm flag to npm install
fix(builds): Add unsafe-perm flag to npm install

fabric8-ui contains a postinstall.sh script which will not work inside a container that is running with super user privileges. The postinstall script in fabric8-ui fails with
`npm WARN lifecycle fabric8-ui@0.0.0-development~postinstall: cannot run in wd %s %s (wd=%s) fabric8-ui@0.0.0-development ./post-install.sh /home/fabric8/fabric8-planner/fabric8-ui` on cico (docker container).  More information on https://stackoverflow.com/questions/18136746/npm-install-failed-with-cannot-run-in-wd

fabric8-ui/fabric8-ui,fabric8io/fabric8-ui,fabric8-ui/fabric8-ui,fabric8io/fabric8-ui,fabric8io/fabric8-planner,fabric8io/fabric8-planner,almighty/almighty-ui,fabric8io/fabric8-ui,fabric8-ui/fabric8-ui,fabric8io/fabric8-ui,fabric8-ui/fabric8-ui,almighty/almighty-ui,fabric8io/fabric8-ui,fabric8io/fabric8-planner,fabric8io/fabric8-planner,fabric8io/fabric8-planner,almighty/almighty-ui,fabric8-ui/fabric8-ui,almighty/almighty-ui,almighty/almighty-ui