VIVO-117 Turn off HTTP caching unless explicitly enabled in runtime.properties.

webapp/config/example.runtime.properties

@@ -120,6 +120,19 @@ proxy.eligibleTypeList = http://www.w3.org/2002/07/owl#Thing
 #
 RDFService.languageFilter = true
 
+#
+# Tell VIVO to generate HTTP headers on its responses to facilitate caching the 
+# profile pages that it creates. 
+#
+# For more information, see 
+# https://wiki.duraspace.org/display/VIVO/Use+HTTP+caching+to+improve+performance
+#
+# Developers will likely want to leave caching disabled, since a change to a
+# Freemarker template or to a Java class would not cause the page to be 
+# considered stale.
+#
+# http.createCacheHeaders = true
+
 #
 # Force VIVO to use a specific language or Locale instead of those 
 # specified by the browser. This affects RDF data retrieved from the model,