fix BUG-104, dont process keybindings when DBox with text inputs is shown

BUGs

@@ -1,6 +1,5 @@
 ### Next: 107
 BUG-100: I managed to get 2 photos matching mich in the NOT_WORKING photo (probably dif refimgs but same p.tag?)
-BUG-104: in popup to search/add, etc. the underlying key bindings still fire (e.g. l -> log)
 BUG-105: show unmatched needs to handle overrides (ignore face, etc.)
 BUG-106: cant add trudy /pat? as refimgs via FaceDBox
     - seems the cropped trudy face is not sufficient to find a face, how odd...

templates/viewer.html

@@ -280,6 +280,10 @@
 {% block script_content %}
 <script>
 $( document ).keydown(function(event) {
+    // if dbox is visible, dont process this hot-key, we are inputting text
+    // into inputs instead
+    if( $("#dbox").is(':visible') )
+        return
     switch (event.key) 
     {
         case "Left": // IE/Edge specific value