efl.ecore: Transform into a package

The old efl.ecore.so module renamed to __init__.so which gets
automatically used for the package namespace when there is an empty
__init__.py included.

setup.py

@@ -233,12 +233,13 @@ if set(("build", "build_ext", "install", "bdist", "sdist")) & set(sys.argv):
     ecore_file_cflags, ecore_file_libs = pkg_config(
         'EcoreFile', 'ecore-file', EFL_MIN_VERSION)
     ecore_ext = Extension(
-        "ecore", ["efl/ecore/efl.ecore" + module_suffix],
+        "ecore.__init__", ["efl/ecore/__init__" + module_suffix],
         include_dirs=['include/'],
         extra_compile_args=list(set(ecore_cflags + ecore_file_cflags)),
         extra_link_args=ecore_libs + ecore_file_libs + eina_libs + evas_libs,
     )
     modules.append(ecore_ext)
+    packages.append("efl.ecore")
 
     # compatibility
     packages.append("ecore")