Improve/remove unnecessary imports.

development/__init__.py

@@ -1 +0,0 @@
-from contrib import *

volatility/framework/__init__.py

@@ -84,5 +84,3 @@ def import_files(base_module):
 required_python_version = (3, 4)
 if sys.version_info.major != required_python_version[0] or sys.version_info.minor < required_python_version[1]:
     raise RuntimeError("Volatility framework requires python version {}.{} or greater".format(required_python_version))
-
-from volatility.framework import interfaces, symbols, layers, contexts, configuration

volatility/framework/symbols/__init__.py

@@ -7,7 +7,6 @@ Created on 7 Feb 2013
 import collections
 import collections.abc
 import logging
-import warnings
 
 from volatility.framework import constants, exceptions, interfaces, objects
 from volatility.framework.symbols import native, vtypes, windows
@@ -66,7 +65,7 @@ class SymbolSpace(collections.abc.Mapping):
     @natives.setter
     def natives(self, native_types):
         if native_types is not None:
-            warnings.warn(
+            vollog.warning(
                 "Resetting the native type can cause have drastic effects on memory analysis using this space")
         self._native_types = native_types