Commonize & simplify LDAP and LDAPS auth

This makes it easy for further instances and projects
outside the IDS to use Kustvakt-full with their own LDAP.

Change-Id: I710f50079348d6cff9fd33376aebda33bc9f408e
diff --git a/full/src/test/resources/test-ldap-users.ldif b/full/src/test/resources/test-ldap-users.ldif
new file mode 100644
index 0000000..a965181
--- /dev/null
+++ b/full/src/test/resources/test-ldap-users.ldif
@@ -0,0 +1,66 @@
+dn: dc=example,dc=com
+dc: example
+ou: people
+objectClass: dcObject
+objectClass: organizationalUnit
+
+dn: ou=people,dc=example,dc=com
+ou: people
+objectClass: organizationalUnit
+
+dn: uid=testuser,ou=people,dc=example,dc=com
+cn: Peter Testuser
+sn: Testuser
+givenName: Peter
+mail: testuser@example.com
+userPassword: cGFzc3dvcmQ=
+displayName: Dr. Peter Testuser
+idsC2: TRUE
+idsC2Profile: testuser
+idsC2Password: topsecret
+idsC2News: TRUE
+title: Herr
+uid: testuser
+
+dn: uid=test,ou=people,dc=example,dc=com
+cn: Peter Test
+sn: Test
+givenName: Peter
+mail: test@example.com
+userPassword: top*ecret
+displayName: Dr. Peter Test
+idsC2: TRUE
+idsStatus: 1
+idsC2Profile: test
+idsC2Password: top*ecret
+uid: test
+
+dn: uid=doe,ou=people,dc=example,dc=com
+cn: John Doe
+sn: doe
+givenName: John
+mail: doe@example.com
+userPassword: cGFzc3dvcmQ=
+displayName: Dr. John Doe
+idsStatus: 0
+idsC2: FALSE
+idsC2Profile: doe
+idsC2Password: topsecret
+idsC2News: TRUE
+title: Herr
+uid: doe
+
+dn: uid=berserker,ou=people,dc=example,dc=com
+cn: Bernd Berserker
+sn: berserker
+givenName: Joe
+mail: berserker@example.com
+userPassword: cGFzc3dvcmQ=
+displayName: berserk
+idsStatus: 2
+idsC2: TRUE
+idsC2Profile: doe
+idsC2Password: topsecret
+idsC2News: TRUE
+title: Herr
+uid: berserk