Added information about the .panel-group class

diff --git a/docs/migration.md b/docs/migration.md
index b043fbfadb0a8e9d37133c45bfcb596a991fe490..751a2e27ecc025d2ac2c8700155175198e84467d 100644 (file)
--- a/docs/migration.md
+++ b/docs/migration.md
@@ -161,6 +161,7 @@ Dropped entirely for the new card component.
 
 - `.panel` to `.card`
 - `.panel-default` removed and no replacement
+- `.panel-group` removed and no replacement. `.card-group` is not a replacement, it is different.
 - `.panel-heading` to `.card-header`
 - `.panel-title` to `.card-header`. Depending on the desired look, you may also want to use [heading elements or classes]({{ site.baseurl }}/content/typography/#headings) (e.g. `<h3>`, `.h3`) or bold elements or classes (e.g. `<strong>`, `<b>`, [`.font-weight-bold`]({{ site.baseurl }}/components/utilities/#font-weight-and-italics)). Note that `.card-title`, while similarly named, produces a different look than `.panel-title`.
 - `.panel-body` to `.card-block`