Document Pager and Carousel class renames in the migration guide

diff --git a/docs/migration.md b/docs/migration.md
index c0f949477a437d6e46322cf28356219700586aa2..b678cb892e674eed4f3fcf96f8ee949d7ea9bdfe 100644 (file)
--- a/docs/migration.md
+++ b/docs/migration.md
@@ -25,7 +25,9 @@ This table shows the style changes between v3.x.x and v4.0.0.
 
 | Bootstrap 3.x.x | Bootstrap 4.0.0 |
 | --- | --- |
-|  |  |
+| Pager's `.previous` | `.pager-prev` |
+| Pager's `.next` | `.pager-next` |
+| Carousel's `.item` | `.carousel-item` |
 
 ## What's new
 We've added new components and changed some existing ones. Here are the new or updated styles.