app/assets/stylesheets/sass-zero/utilities/text.scss in sass-zero-1.0.17 vs app/assets/stylesheets/sass-zero/utilities/text.scss in sass-zero-1.0.18

@@ -17,10 +17,14 @@
 
 .txt--uppercase {
   text-transform: uppercase;
 }
 
+.txt--spread {
+  letter-spacing: $tracking-widest;
+}
+
 .txt--nowrap {
   white-space: nowrap;
 }
 
 .txt--wrap {
@@ -55,70 +59,57 @@
   overflow: hidden;
 }
 
 .txt--xs {
   font-size: $text-xs;
-  line-height: $leading-4;
 }
 
 .txt--sm {
   font-size: $text-sm;
-  line-height: $leading-5;
 }
 
 .txt--md {
   font-size: $text-base;
-  line-height: $leading-6;
 }
 
 .txt--lg {
   font-size: $text-lg;
-  line-height: $leading-7;
 }
 
 .txt--xl {
   font-size: $text-xl;
-  line-height: $leading-7;
 }
 
 .txt--2xl {
   font-size: $text-2xl;
-  line-height: $leading-8;
 }
 
 .txt--3xl {
   font-size: $text-3xl;
-  line-height: $leading-9;
 }
 
 .txt--4xl {
   font-size: $text-4xl;
-  line-height: $leading-10;
 }
 
 .txt--5xl {
   font-size: $text-5xl;
-  line-height: $leading-none;
 }
 
 .txt--6xl {
   font-size: $text-6xl;
-  line-height: $leading-none;
 }
 
 .txt--7xl {
   font-size: $text-7xl;
-  line-height: $leading-none;
 }
 
 .txt--8xl {
   font-size: $text-8xl;
-  line-height: $leading-none;
 }
 
 .txt--9xl {
   font-size: $text-9xl;
-  line-height: $leading-none;
 }
 
 .undecorated {
   color: inherit;
   text-decoration: none;