Revert "refactor(select2): use select2 from npm package instead of source code (#857)" (#991)

* Revert "refactor(select2): use select2 from npm package instead of source code (#857)"

* Revert "refactor(select2): use select2 from npm package instead of source code (#857)"

.prettierignore

@@ -1,3 +1,4 @@
 dist/
 *.yml
 *.yaml
+src/select2/select2.js

src/select2/.eslintrc

@@ -0,0 +1,3 @@
+{
+	"ignorePatterns": ["*.js"]
+}

src/select2/select2.less

@@ -0,0 +1 @@
+@import '../../node_modules/select2/dist/css/select2.min.css';

src/select2/select2.ts

@@ -1,2 +0,0 @@
-import 'select2/dist/css/select2.min.css';
-import 'select2/dist/js/select2.min';