Update s.a.c for JB

Change-Id: I0b745b11860a906b79026d1705cb258334eb5fc9
diff --git a/src/source/building.md b/src/source/building.md
index a9837e2..b463171 100644
--- a/src/source/building.md
+++ b/src/source/building.md
@@ -42,7 +42,7 @@
 If run with no arguments `lunch` will prompt you to choose a target from the menu. 
 
 All build targets take the form BUILD-BUILDTYPE, where the BUILD is a codename
-referring to the particular feature combination:
+referring to the particular feature combination. Here's a partial list:
 
 Build name  | Device   | Notes
 ------------|----------|---------------------------