Add indexing icons, rename links for clarity

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/document_indexing/icons.py

@@ -1,14 +1,44 @@
 from __future__ import absolute_import, unicode_literals
 
 from mayan.apps.appearance.classes import Icon
+from mayan.apps.documents.icons import icon_document_type
 
-icon_document_index_list = Icon(driver_name='fontawesome', symbol='list-ul')
+icon_document_index_instance_list = Icon(
+    driver_name='fontawesome', symbol='list-ul'
+)
+icon_index = Icon(driver_name='fontawesome', symbol='list-ul')
 icon_index_level_up = Icon(
     driver_name='fontawesomecss', css_classes='fa-level-up-alt fa-rotate-90'
 )
-icon_index = Icon(driver_name='fontawesome', symbol='list-ul')
-icon_index_create = Icon(driver_name='fontawesome', symbol='plus')
-icon_node_with_documents = Icon(driver_name='fontawesome', symbol='folder')
-icon_rebuild_index_instances = Icon(
+
+icon_index_instance_node_with_documents = Icon(
+    driver_name='fontawesome', symbol='folder'
+)
+icon_index_instances_rebuild = Icon(
     driver_name='fontawesome', symbol='list-ul'
 )
+
+icon_index_template_create = Icon(
+    driver_name='fontawesome-dual', primary_symbol='list-ul',
+    secondary_symbol='plus'
+)
+icon_index_template_delete = Icon(driver_name='fontawesome', symbol='times')
+icon_index_template_document_types = icon_document_type
+icon_index_template_edit = Icon(driver_name='fontawesome', symbol='pencil-alt')
+icon_index_template_list = Icon(driver_name='fontawesome', symbol='list-ul')
+
+icon_index_template_node_create = Icon(
+    driver_name='fontawesome', symbol='plus'
+)
+
+
+icon_index_template_node_delete = Icon(
+    driver_name='fontawesome', symbol='times'
+)
+icon_index_template_node_edit = Icon(
+    driver_name='fontawesome', symbol='pencil-alt'
+)
+
+icon_index_template_node_tree_view = Icon(
+    driver_name='fontawesome', symbol='folder-open'
+)