(core) Enable search in column pickers

Summary: Adds a search input at the top of columns dropdown. Start typing in the search bar filters the list of column (matching occurences should work similarly as the autocomplete dropdown on Choice column).

Test Plan: Include tests.

Reviewers: georgegevoian

Reviewed By: georgegevoian

Differential Revision: https://phab.getgrist.com/D3738

static/locales/en.client.json

@@ -331,6 +331,9 @@
   "FilterConfig": {
     "Add Column": "Add Column"
   },
+  "FilterBar": {
+    "SearchColumns": "Search columns"
+  },
   "GridOptions": {
     "Grid Options": "Grid Options",
     "Horizontal Gridlines": "Horizontal Gridlines",
@@ -569,7 +572,8 @@
     "Empty values last": "Empty values last",
     "Natural sort": "Natural sort",
     "Update Data": "Update Data",
-    "Use choice position": "Use choice position"
+    "Use choice position": "Use choice position",
+    "Search Columns": "Search columns"
   },
   "SortFilterConfig": {
     "Filter": "FILTER",

static/locales/fr.client.json

@@ -318,6 +318,9 @@
   "FilterConfig": {
     "Add Column": "Ajouter une colonne"
   },
+  "FilterBar": {
+    "SearchColuns": "Rechercher"
+  },
   "GridOptions": {
     "Grid Options": "Options de la grille",
     "Vertical Gridlines": "Grille verticale",
@@ -554,7 +557,8 @@
     "Update Data": "Mettre à jour les données",
     "Use choice position": "Use choice position",
     "Natural sort": "Natural sort",
-    "Empty values last": "Valeurs vides en dernier"
+    "Empty values last": "Valeurs vides en dernier",
+    "Search Columns": "Rechercher"
   },
   "SortFilterConfig": {
     "Save": "Enregistrer",