Merge owlca and fix pgp permission

.gitignore

 __pycache__/
 *.sqlite3
 CACHE
+.env

.gitmodules

-[submodule "owlca"]
-	path = app/owlca
-	url = https://gitlab.sauerburger.com/frank/owl-ca.git

app/Dockerfile

@@ -9,7 +9,7 @@ COPY run.sh manage.py /app/
 COPY hkp /app/hkp
 COPY keys /app/keys
 COPY keys_home /app/keys_home
-COPY owlca/owlca /app/owlca
+COPY owlca /app/owlca
 COPY pgp /app/pgp
 COPY ssh /app/ssh
 COPY wkd /app/wkd

app/owlca/.gitignore

-__pycache__/
-*.egg-info/
-*.pem