Add more new icons

Add new icons for the apps: Document comments, documents, file metadata,
parsing and OCR.

Signed-off-by: Roberto Rosario <Roberto.Rosario@mayan-edms.com>

mayan/apps/document_comments/icons.py

@@ -3,4 +3,8 @@ from __future__ import absolute_import, unicode_literals
 from mayan.apps.appearance.classes import Icon
 
 icon_comments_for_document = Icon(driver_name='fontawesome', symbol='comment')
-icon_comment_add = Icon(driver_name='fontawesome', symbol='plus')
+icon_comment_add = Icon(
+    driver_name='fontawesome-dual', primary_symbol='comment',
+    secondary_symbol='plus'
+)
+icon_comment_delete = Icon(driver_name='fontawesome', symbol='times')

mayan/apps/document_comments/links.py

@@ -4,7 +4,9 @@ from django.utils.translation import ugettext_lazy as _
 
 from mayan.apps.navigation import Link
 
-from .icons import icon_comment_add, icon_comments_for_document
+from .icons import (
+    icon_comment_add, icon_comment_delete, icon_comments_for_document
+)
 from .permissions import (
     permission_comment_create, permission_comment_delete,
     permission_comment_view
@@ -16,8 +18,9 @@ link_comment_add = Link(
     view='comments:comment_add',
 )
 link_comment_delete = Link(
-    args='object.pk', permissions=(permission_comment_delete,),
-    tags='dangerous', text=_('Delete'), view='comments:comment_delete',
+    args='object.pk', icon_class=icon_comment_delete,
+    permissions=(permission_comment_delete,), tags='dangerous',
+    text=_('Delete'), view='comments:comment_delete',
 )
 link_comments_for_document = Link(
     args='resolved_object.pk', icon_class=icon_comments_for_document,