Revert "Pop "synchronous" flag before it affects actual terraform command"

Author: Spikeophant

python_terraform/__init__.py

@@ -273,8 +273,6 @@ def cmd(self, cmd, *args, **kwargs):
         """
         capture_output = kwargs.pop('capture_output', True)
         raise_on_error = kwargs.pop('raise_on_error', False)
-        synchronous = kwargs.pop('synchronous', True)
-        
         if capture_output is True:
             stderr = subprocess.PIPE
             stdout = subprocess.PIPE
@@ -294,6 +292,7 @@ def cmd(self, cmd, *args, **kwargs):
         p = subprocess.Popen(cmds, stdout=stdout, stderr=stderr,
                              cwd=working_folder, env=environ_vars)
 
+        synchronous = kwargs.pop('synchronous', True)
         if not synchronous:
             return p, None, None