Update migrate.rst

Author: dyve

docs/migrate.rst

@@ -2,7 +2,7 @@
 Migration
 =========
 
-Below is a list of caveats(warnings) when migrating from Bootstrap3/django-bootstrap3 to Bootstrap4/django-bootstrap4.
+Below is a list of warnings when migrating from Bootstrap 3/django-bootstrap3 to Bootstrap 4/django-bootstrap4.
 
 This document only considers the differences between django-bootstrap3 and django-bootstrap4. For the migration
 guide from Bootstrap 3 to 4, please look at the Bootstrap docs, especially the `Migration section <https://getbootstrap.com/docs/4.6/migration/>`_.
@@ -12,5 +12,4 @@ Icons
 
 Bootstrap 4 does not ship with an icon set, so everything regarding icons has been removed.
 
-If you need easy access to icons that are compatible with Bootstrap 4, please consider the link below for icons:
-https://github.com/zostera/django-icons.
+If you need easy access to icons that are compatible with Bootstrap 4, please consider using `django-icons <https://github.com/zostera/django-icons>`_.