MNT: Migrate project template to Flit

Author: ghisvail

.gitattributes

@@ -3,8 +3,6 @@ coverage:
   ignore:          # files and folders that will be removed during processing
     - "**/tests"
     - "**/_version.py"
-    - "setup.py"
-    - "versioneer.py"
   status:
     project:
       default:

MANIFEST.in

@@ -5,7 +5,7 @@
 >>> import pydra.engine
 >>> import pydra.tasks.TODO
 """
-from ._version import get_versions
-
-__version__ = get_versions()["version"]
-del get_versions
+try:
+    from ._version import __version__
+except ImportError:
+    pass