Table component with filter and search (#600)

* Initial table component with storybook example

* Moved dependencies to package/core

* Removed dependency to @backstage/core from base package.json

* Clean up some examples and remove type from columns, replacing with property align instead

* Removed more unused stuff and added toggle for filter input

* Fixed some lint issues

* Added example with material-table

* Convert column array passed into MaterialTable Backstage component into MT column array. Allow multiple values in one cell

* Removed subheader from MT

* Nicer double value cell

* Added custom sorting to example

* Cleaned up stories a bit

* Setting field instead of customSort

* Improve styling. Still needs better theme integration

* Using more colors from theme

* Fixed typing issue

* Removed react-table implementation and cleaned up material-table implementation

* Fixed some type issues

* Fixed lint issues

plugins/scaffolder-backend/sample-templates/react-ssr-template/{{cookiecutter.componentId}}/src/pages/_document.tsx

@@ -20,7 +20,7 @@ export default class MyDocument extends Document {
     try {
       ctx.renderPage = () =>
         originalRenderPage({
-          enhanceApp: (App: any) => props =>
+          enhanceApp: (App: any) => (props) =>
             sheet.collectStyles(<App {...props} />),
         });