Allow updates to VERSION file in docs-only patchsets

Split XOS job-group between code and docs patches

Ignore *.ico web icon files

Change-Id: Idaec4f7da20af59c88cdc92f112e652a99a71195
diff --git a/jjb/xos-synchronizer-update.yaml b/jjb/xos-synchronizer-update.yaml
index 305ba60..a395d3c 100644
--- a/jjb/xos-synchronizer-update.yaml
+++ b/jjb/xos-synchronizer-update.yaml
@@ -12,7 +12,7 @@
           gerrit-server-name: '{gerrit-server-name}'
           project-regexp: '^{project}$'
           branch-regexp: '{branch-regexp}'
-          file-include-regexp: '{not-doc-files-regexp}'
+          file-include-regexp: '{code-files-regexp}'
           dependency-jobs: '{dependency-jobs}'
 
     properties: