SSDM-8127 : Interactive entity selector, ongoing work

jupyter-openbis-extension/static/entitySearcher.js

jupyter-openbis-extension/static/jquery-select2/LICENSE.txt

jupyter-openbis-extension/static/jquery-select2/VERSION.txt

...extension/static/jquery-select2/css/select2-bootstrap.css

...nsion/static/jquery-select2/css/select2-bootstrap.min.css

...r-openbis-extension/static/jquery-select2/css/select2.css

...enbis-extension/static/jquery-select2/css/select2.min.css

...ter-openbis-extension/static/jquery-select2/js/i18n/ar.js

...ter-openbis-extension/static/jquery-select2/js/i18n/az.js

...ter-openbis-extension/static/jquery-select2/js/i18n/bg.js

...ter-openbis-extension/static/jquery-select2/js/i18n/ca.js

...ter-openbis-extension/static/jquery-select2/js/i18n/cs.js

...ter-openbis-extension/static/jquery-select2/js/i18n/da.js

...ter-openbis-extension/static/jquery-select2/js/i18n/de.js

...ter-openbis-extension/static/jquery-select2/js/i18n/el.js

...ter-openbis-extension/static/jquery-select2/js/i18n/en.js

...ter-openbis-extension/static/jquery-select2/js/i18n/es.js

...ter-openbis-extension/static/jquery-select2/js/i18n/et.js

...ter-openbis-extension/static/jquery-select2/js/i18n/eu.js

...ter-openbis-extension/static/jquery-select2/js/i18n/fa.js