Table improvements

* enhances visualization of editable column on tables
    * simplifies code
* enhances visualization of parcel_group column on tables
* WIP: Ordering on intervention table is odd. Same results are being displayed on page 2. Needs further analysis and fixing!

ema/views/ema.py

@@ -39,9 +39,8 @@ def index_view(request: HttpRequest):
     template = "generic_index.html"
     emas = Ema.objects.filter(
         deleted=None,
-    ).order_by(
-        "-modified"
     )
+
     table = EmaTable(
         request,
         queryset=emas