Use salt's entry-points instead of relying on loader *_dirs configs

Fixes #98

Signed-off-by: Pedro Algarvio <palgarvio@vmware.com>

changelog/98.bugfix.rst

@@ -0,0 +1 @@
+Use salt's entry-points instead of relying on loader ``*_dirs`` configs

setup.cfg

@@ -67,6 +67,8 @@ pytest11=
   salt-factories-event-listener = saltfactories.plugins.event_listener
   salt-factories-log-server = saltfactories.plugins.log_server
   salt-factories-loader-mock = saltfactories.plugins.loader
+salt.loader =
+  salt-factories = saltfactories.utils.saltext
 
 [bdist_wheel]
 universal = false

src/saltfactories/manager.py

@@ -145,20 +145,10 @@ def final_common_config_tweaks(self, config, role):
         if "pytest" not in config["engines"]:
             config["engines"].append("pytest")
 
-        if "engines_dirs" not in config:
-            config["engines_dirs"] = []
-        config["engines_dirs"].insert(0, str(FactoriesManager.get_salt_engines_path()))
         config.setdefault("user", running_username())
         if not config["user"]:  # pragma: no cover
             # If this value is empty, None, False, just remove it
             config.pop("user")
-        if "log_forwarding_consumer" not in config:
-            # Still using old logging, let's add our custom log handler
-            if "log_handlers_dirs" not in config:
-                config["log_handlers_dirs"] = []
-            config["log_handlers_dirs"].insert(
-                0, str(FactoriesManager.get_salt_log_handlers_path())
-            )
 
         pytest_key = "pytest-{}".format(role)
         if pytest_key not in config: