[update] what's new and migration

Author: Serhii Pylypchuk

docs/news/migration.md

@@ -4,4 +4,37 @@ title: Migration to Newer Versions
 description: You can learn about the Migration to Newer Versions in the documentation of the DHTMLX JavaScript Kanban library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Kanban.
 ---
 
-# Migration to newer versions
+# Migration to newer versions
+
+## 1.0 -> 1.1
+
+### Api
+
+The [`columns`](../../api/config/js_kanban_columns_config) property was extended by the new parameters. Starting from v1.1, you can use the ***collapsed, limit*** and ***strictLimit*** configurations.
+
+~~~jsx title="Before v1.1"
+const columns = [
+    { 
+        label: "Backlog", 
+        id: "backlog"
+    }, ...
+];
+~~~
+
+~~~jsx {5-7,12} title="From v1.1"
+const columns = [
+    { 
+        label: "Backlog", 
+        id: "backlog",
+        collapsed: true,
+        limit: 3,
+        strictLimit: true 
+    }, ...
+];
+
+new kanban.Kanban("#root", {
+    columns,
+    cards,
+    // other parameters
+});
+~~~

docs/news/whats_new.md

@@ -10,31 +10,42 @@ If you are updating Kanban from an older version, check [Migration to newer vers
 
 ## Version 1.1
 
-Released on February ??, 2022
+Released on February **BIG SECRET**, 2022
 
 ### New functionality
 
-- The ability to ...
-- The ability to ...
-- The ability to ...
+- The ability to *collapse/uncollapse* columns using an arrow on the left of the column label
+- The ability to *limit* the number of cards for the columns and swimlanes
+- The ability to *move* columns via the context menu (a 3 dots icon)
+- The ability to *move* rows via the context menu (a 3 dots icon)
+- The ability to *select multiple cards* of the same column using the familiar **Shift** + **click** combination
+- The ability to use [TypeScript definitions](../../guides/typescript_support) of Kanban
 
 ### New API
 
--
-- 
+- New **events** for moving columns and cards: 
+	[`move-column`](../../api/events/js_kanban_movecolumn_event)
+	and
+	[`move-row`](../../api/events/js_kanban_moverow_event)
+- New **methods** for moving columns and rows: 
+	[`moveColumn()`](../../api/methods/js_kanban_movecolumn_method) 
+	and
+	[`moveRow()`](../../api/methods/js_kanban_moverow_method)
 
 ### Updates
 
--
--
+- The [`columns`](../../api/config/js_kanban_columns_config) property was updated and extended by the following parameters:
+	- ***`collapsed`***
+	- ***`limit`***
+	- ***`strictLimit`***
 
 ## Version 1.0
 
 Released on November 23, 2021
 
 ### Initial functionality
 
-- Ability to work with **cards** in the following way:
+- The ability to work with **cards** in the following way:
 	-	add new cards
 	- select cards (multiselection)
 	- delete cards