Move all core plugins over to framework/plugins.

This should have no impact functionality-wise.
The statistics plugin was left out a) as an example and b) because it
was committed by mistake in the first place and was never meant to be a
real plugin.

volatility/plugins/mac/__init__.py

@@ -0,0 +1,9 @@
+"""All Mac-related plugins"""
+
+import os
+
+from volatility.framework import constants
+
+# This is necessary to ensure the core plugins are available, whilst still be overridable
+plugin_path_components = __name__.split('.')[2:]
+__path__ = [os.path.join(x, *plugin_path_components) for x in constants.PLUGINS_PATH]