added free text field to wallet JSON

templates/walletform.html

@@ -146,6 +146,12 @@
            label = "Survey area" name = "psg" size ="{{psgsize}}"
            title="Survey area, e.g. White Elephant or Nieder Augst Eck"
            placeholder="{{psg}}" value="{{psg}}"  /> 
+    <br>        
+           <label for="freetext">Free text for comments</label>
+           <input 
+           label = "Free text" name = "freetext" size ="{{freetextsize}}"
+           title="e.g. scans for plan are in another wallet #99"
+           placeholder="{{freetext}}" value="{{freetext}}"  /> 
     <br>        
            <label for="plannr">Plan not required ?</label>
            <input type="checkbox" name="plannr" id="plannr" value=" True" {% if "plan not required" in checked %}checked{% endif %}>