(core) New date filter with a calendar view

Summary:
Implements the new date filtering panel. Design results from long
discussion between: Alex, Anais, Cyprien and Dmitry.

Test environment: https://grist-new-date-range-filter.fly.dev/

Test Plan: Include various new tests.

Reviewers: georgegevoian

Reviewed By: georgegevoian

Differential Revision: https://phab.getgrist.com/D3720

test/common/RelativeDates.ts

@@ -0,0 +1,62 @@
+import {DEPS, getMatchingDoubleRelativeDate} from 'app/client/ui/RelativeDatesOptions';
+import sinon from 'sinon';
+import {assert} from 'chai';
+import moment from 'moment-timezone';
+import {diffUnit} from 'app/common/RelativeDates';
+
+const CURRENT_TIME = moment.tz('2022-09-26T12:13:32.018Z', 'utc');
+const now = () => moment(CURRENT_TIME);
+
+describe('RelativeDates', function() {
+  const sandbox = sinon.createSandbox();
+
+  before(() => {
+    sinon.stub(DEPS, 'getCurrentTime').returns(now());
+  });
+
+  after(() => {
+    sandbox.restore();
+  });
+
+  describe('getMatchingDoubleRelativeDate', function() {
+    it('should work correctly', function() {
+      assert.deepEqual(
+        getMatchingDoubleRelativeDate(getDateValue('10/1/2022'), {unit: 'month'}),
+        [{unit: 'month', quantity: 1}]
+      );
+
+      assert.deepEqual(
+        getMatchingDoubleRelativeDate(getDateValue('9/19/2022'), {unit: 'week'}),
+        [{unit: 'week', quantity: -1}, {quantity: 1, unit: 'day'}]
+      );
+
+      assert.deepEqual(
+        getMatchingDoubleRelativeDate(getDateValue('9/21/2022'), {unit: 'week'}),
+        [{unit: 'week', quantity: -1}, {quantity: 3, unit: 'day'}]
+      );
+
+      assert.deepEqual(
+        getMatchingDoubleRelativeDate(getDateValue('9/30/2022'), {unit: 'month'}),
+        [{unit: 'month', quantity: 0}, {quantity: 29, unit: 'day'}]
+      );
+
+      assert.deepEqual(
+        getMatchingDoubleRelativeDate(getDateValue('10/1/2022'), {unit: 'month'}),
+        [{unit: 'month', quantity: 1}]
+      );
+    });
+  });
+
+  describe('diffUnit', function() {
+    it('should work correctly', function() {
+      assert.equal(diffUnit(moment('2022-09-30'), moment('2022-10-01'), 'month'), -1);
+      assert.equal(diffUnit(moment('2022-10-01'), moment('2022-09-30'), 'month'), 1);
+      assert.equal(diffUnit(moment('2022-09-30'), moment('2022-10-01'), 'week'), 0);
+      assert.equal(diffUnit(moment('2022-09-30'), moment('2022-10-02'), 'week'), -1);
+    });
+  });
+});
+
+function getDateValue(date: string): number {
+  return moment.tz(date, "MM-DD-YYYY", 'utc').valueOf()/1000;
+}