Add tables filter action support

This patch adds the ability to filter tables by specified
string.

screenshots:
http://pasteboard.co/2Q1GyCie.png

Change-Id: I1c4577f0f324d0865e5b4fb16df4767a39b40733
Closes-Bug: #1485827

mistraldashboard/actions/tables.py

@@ -111,4 +111,4 @@ class ActionsTable(tables.DataTable):
         name = "actions"
         verbose_name = _("Actions")
         table_actions = (CreateAction, UpdateAction, DeleteAction)
-        row_actions = (DeleteAction,)
+        row_actions = (DeleteAction, tables.FilterAction)

mistraldashboard/executions/tables.py

@@ -96,7 +96,7 @@ class ExecutionsTable(tables.DataTable):
     class Meta(object):
         name = "executions"
         verbose_name = _("Executions")
-        table_actions = (DeleteExecution,)
+        table_actions = (DeleteExecution, tables.FilterAction)
         row_actions = (DeleteExecution,)
 
 

mistraldashboard/tasks/tables.py

@@ -55,3 +55,4 @@ class TaskTable(tables.DataTable):
     class Meta(object):
         name = "tasks"
         verbose_name = _("Tasks")
+        table_actions = (tables.FilterAction,)

mistraldashboard/workbooks/tables.py

@@ -94,5 +94,10 @@ class WorkbooksTable(tables.DataTable):
     class Meta(object):
         name = "workbooks"
         verbose_name = _("Workbooks")
-        table_actions = (CreateWorkbook, UpdateWorkbook, DeleteWorkbook)
+        table_actions = (
+            CreateWorkbook,
+            UpdateWorkbook,
+            DeleteWorkbook,
+            tables.FilterAction
+        )
         row_actions = (DeleteWorkbook,)

mistraldashboard/workflows/tables.py

@@ -111,5 +111,10 @@ class WorkflowsTable(tables.DataTable):
     class Meta(object):
         name = "workflows"
         verbose_name = _("Workflows")
-        table_actions = (CreateWorkflow, UpdateWorkflow, DeleteWorkflow)
+        table_actions = (
+            CreateWorkflow,
+            UpdateWorkflow,
+            DeleteWorkflow,
+            tables.FilterAction
+        )
         row_actions = (ExecuteWorkflow, DeleteWorkflow)