[recipes] Add note when adding ingredients that Recipes does not support the ability to convert between imperi

[Matthias Clasen <matthiasc src gnome org>]

commit d0c23f649893e6d0eaf31039e0eba97660544cd4
Author: Paul Cutler <paul r cutler gmail com>
Date:   Sat Mar 18 18:24:01 2017 -0500

    Add note when adding ingredients that Recipes does not support the ability to convert between imperial 
and metric units.

 help/C/add-recipe.page |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/help/C/add-recipe.page b/help/C/add-recipe.page
index 48a3527..9d13a29 100644
--- a/help/C/add-recipe.page
+++ b/help/C/add-recipe.page
@@ -154,7 +154,9 @@
           list or recipe.
           </p>
         </item>
-      </steps> 
+      </steps>
+      <note><p><app>Recipes</app> does not currently support the ability
+      to convert between metric units and imperial units.</p></note> 
     </section>
     
     <section id="images">