Disable check-for-changes on Ubuntu

The script is reporting incorrectly and giving build failures

buildconfig/Jenkins/buildscript

@@ -87,16 +87,16 @@ if [[ ${PRBUILD} == true ]]; then
   # ubuntu does docs testing
   if [[ ${ON_UBUNTU} == true ]]; then
     DO_DOCTESTS_USER=true
-    if ${SCRIPT_DIR}/check_for_changes dev-docs-only; then
-      DO_BUILD_CODE=false
-      DO_UNITTESTS=false
-      DO_DOCTESTS_USER=false
-      DO_BUILD_DEVDOCS=true
-    fi
-    if ${SCRIPT_DIR}/check_for_changes user-docs-only; then
-      DO_BUILD_CODE=true # make sure code is up to date on this node
-      DO_UNITTESTS=false
-    fi
+#    if ${SCRIPT_DIR}/check_for_changes dev-docs-only; then
+#      DO_BUILD_CODE=false
+#      DO_UNITTESTS=false
+#      DO_DOCTESTS_USER=false
+#      DO_BUILD_DEVDOCS=true
+#    fi
+#    if ${SCRIPT_DIR}/check_for_changes user-docs-only; then
+#      DO_BUILD_CODE=true # make sure code is up to date on this node
+#      DO_UNITTESTS=false
+#    fi
   fi
   # rhel does system testing
   if [[ ${ON_RHEL7} == true ]]; then