first quick pass of user menu in navbar which shows simple read only prefs content, and a logout option that works

TODO

@@ -6,9 +6,6 @@
 
     *** Need to double-check scheduled jobs running in PROD (can use new pa_job_manager.log)
 
-    * have a user img in rhs of navbar, as drop-down showing logged in user and allowing to view prefs as they are in DB 
-        (maybe set them as well, might want to tweak them one day?)
-
     * only show say last week of jobs, or last 50? and archive the rest into an archived_jobs table
         need scheduled jobs:
             - [DONE] force scans of import/storage paths
@@ -27,11 +24,13 @@
 
     * when hitting back button to a search, it doesnt handle the post, etc.
         $(document).ready(function() {
-            window.history.pushState(null, "", window.location.href);
             window.onpopstate = function() {
-                window.history.pushState(null, "", window.location.href);
+                # this seems to work, but feels like no protection at all???
+                # (what about back when it goes onto a POST of deleting a file!)
+                window.history.back()
             };
         });
+        -- maybe window.history.replace() is needed on unsafe URLs?
 
     * delete folder