DOC: Removed historic and unnecessary sentence from permissions.rst.

Also fixed some links and added a bit of information to README_SETUP.md

README_SETUP.md

@@ -84,8 +84,8 @@ server:
    `caosdb-mysqlbackend` repository
 5. Create an authtoken config (e.g. copy `conf/core/authtoken.example.yaml` to
    `conf/ext/authtoken.yml` and change it)
-6. Copy `conf/core/server.conf` to `conf/ext/server.conf` and change it
-   appropriately:
+6. If any of the settings in `conf/core/server.conf` do not fit your needs, create
+   `conf/ext/server.conf` and add settings as required:
     * Setup for MySQL back-end:
       specify the fields `MYSQL_USER_NAME`, `MYSQL_USER_PASSWORD`,
       `MYSQL_DATABASE_NAME`, and `MYSQL_HOST`.

src/doc/permissions.rst

@@ -5,9 +5,7 @@ CaosDB has a fine grained role based permission system. Each interaction
 with the server is governed by the current rules of the user, by default
 this is the ``anonymous`` role. The permissions for an action which
 involves one or more objects are set either manually or via default
-permissions which can be configured. For more detailed information,
-there is separate
-:doc:``documentation of the permission system<permissions>``.
+permissions which can be configured.
 
 Permissions are needed to perform particular elementary *actions* during
 any interaction with the the server. E.g. retrieving an Entity requires
@@ -87,11 +85,11 @@ How to set permissions
    various files which use the permission API:
 
    -  The `example
-      file <https://gitlab.com/caosdb/caosdb-pylib/blob/HEAD/examples/set_permissions.py>`__
+      file <https://gitlab.com/caosdb/caosdb-pylib/-/blob/main/examples/set_permissions.py>`__
    -  The ```caosdb_admin.py`` utility
-      script <https://gitlab.com/caosdb/caosdb-pylib/blob/HEAD/src/caosdb/utils/caosdb_admin.py>`__
+      script <https://gitlab.com/caosdb/caosdb-pylib/-/blob/main/src/caosdb/utils/caosdb_admin.py>`__
    -  The `integration
-      tests <https://gitlab.com/caosdb/caosdb-pyinttest/blob/HEAD/tests/test_permissions.py>`__
+      tests <https://gitlab.com/caosdb/caosdb-pyinttest/-/blob/main/tests/test_permissions.py>`__
       also cover quite a bit of the permission API.
 
 -  WebUI :: Not implemented (or documented?) yet.