now a generic list implemented generically :)

src/message/common_accessors.py

@@ -0,0 +1,11 @@
+from browser import document
+
+
+def generic_list_getter():
+    result = []
+    for input_el in document.getElementsByClassName("list-adder-input"):
+        result_candidate = input_el.value
+        if result_candidate != "":
+            result.append(result_candidate)
+    return result
+