Downgrade WTForms to 2.1

Updating to 2.2.1 introduced some regressions. Some fields (vars, hosts) are empty when editing an Ansible group. Using the latest version probably require some code changes.

Downgrade WTForms to 2.1
Updating to 2.2.1 introduced some regressions. Some fields (vars, hosts) are empty when editing an Ansible group. Using the latest version probably require some code changes.
49e64713 · Benjamin Bertrand · fb3f568e · 49e64713
Commit 49e64713 authored 6 years ago by Benjamin Bertrand
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,4 +46,4 @@ urllib3==1.23
 uWSGI==2.0.17.1
 Werkzeug==0.14.1
 whitenoise==3.3.1
-WTForms==2.2.1
+WTForms==2.1