From 6e16a6b40a26661ab0b5e33d05c130d2bc527f7a Mon Sep 17 00:00:00 2001
From: Mark Otto <markdotto@gmail.com>
Date: Fri, 25 Nov 2016 22:06:40 -0800
Subject: [PATCH 1/2] Wrap .fade and .collapsing transition properties in
 -transitions

---
 scss/_animation.scss | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/scss/_animation.scss b/scss/_animation.scss
index 1be1971fbf..4112468d04 100644
--- a/scss/_animation.scss
+++ b/scss/_animation.scss
@@ -1,6 +1,9 @@
 .fade {
   opacity: 0;
-  transition: opacity .15s linear;
+
+  @if $enable-transitions {
+    transition: opacity .15s linear;
+  }
 
   &.active {
     opacity: 1;
@@ -30,7 +33,10 @@ tbody {
   position: relative;
   height: 0;
   overflow: hidden;
-  transition-timing-function: ease;
-  transition-duration: .35s;
-  transition-property: height;
+
+  @if $enable-transitions {
+    transition-timing-function: ease;
+    transition-duration: .35s;
+    transition-property: height;
+  }
 }

From 3154c0585ade1e450d3ae46301d80ac5a8cdb396 Mon Sep 17 00:00:00 2001
From: Mark Otto <markdotto@gmail.com>
Date: Fri, 25 Nov 2016 22:08:51 -0800
Subject: [PATCH 2/2] re-enable transitions (which according to the options.md
 doc is the default)

---
 scss/_variables.scss | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scss/_variables.scss b/scss/_variables.scss
index 01df8b63ac..d338523ebe 100644
--- a/scss/_variables.scss
+++ b/scss/_variables.scss
@@ -114,7 +114,7 @@ $enable-flex:               false !default;
 $enable-rounded:            true !default;
 $enable-shadows:            false !default;
 $enable-gradients:          false !default;
-$enable-transitions:        false !default;
+$enable-transitions:        true !default;
 $enable-hover-media-query:  false !default;
 $enable-grid-classes:       true !default;
 $enable-print-styles:       true !default;