Delete tmp directories after usage.

wrappers/BLA.py

@@ -61,5 +61,5 @@ class BLA(Wrapper):
                 entry["Power Proc Impact"] = selection['Power Impact (W) - HuronRiver - Sandybridge - Dual Core'].sum()
 
         #TODO
-        #shutil.rmtree(self._directory)
+        shutil.rmtree(self._directory)
         return entry

wrappers/PowerGadget.py

@@ -115,5 +115,5 @@ class PowerGadget(Wrapper):
 
         assert(summary['Processor Watt'] > 0)
         #TODO
-        #shutil.rmtree(os.path.split(self._logfile)[0])
+        shutil.rmtree(os.path.split(self._logfile)[0])
         return summary