Refactor caption haml if/else logic

Author: michaelrevans

app/concepts/matestack/ui/core/caption/caption.haml

@@ -1,8 +1,6 @@
-- if options[:text].nil?
-  %caption{@tag_attributes}
+%caption{@tag_attributes}
+  - if options[:text].nil?
     - if block_given?
       = yield
-
-- else
-  %caption{@tag_attributes}
+  - else
     = options[:text]