Merge pull request #18 from watson-developer-cloud/base-a-pointer

adding cursor: pointer styles to .base--a

Author: kognate

src/scss/lib/base/a/_mixins.scss

@@ -5,6 +5,7 @@
   font-weight: 400;
   text-decoration: none;
   transition: 0.2s;
+  cursor: pointer;
 
   &:visited {
     color: color('gray', 90);