Import some of the files from Select2 3.5.0 Javascript system. RhodeCode 2.2.5 used a version of Select2. Herein, we bring into Kallithea only a few files directly from Select2 3.5.0 (6ef7155) upstream, using the commands indicated below: (cd /tmp; \ git clone https://github.com/ivaynberg/select2.git; \ cd select2; \ git checkout 3.5.0 \ ) mkdir rhodecode/public/js/select2 cp -pa /tmp/select2/select2.{js,css,png} rhodecode/public/js/select2/ cp -pa /tmp/select2/select2x2.png rhodecode/public/js/select2/ cp -pa /tmp/select2/select2-spinner.gif rhodecode/public/js/select2/ hg add rhodecode/public/js/select2/