Update source folder so that completions are correct in Pycharm.

.idea/volatility3.iml

@@ -2,7 +2,7 @@
 <module type="PYTHON_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/volatility" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
     </content>
     <orderEntry type="jdk" jdkName="Python 3.4.0 (/usr/bin/python3.4)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
@@ -15,4 +15,3 @@
     <option name="DOC_DIR" value="$MODULE_DIR$/doc" />
   </component>
 </module>
-