Fixed python-lxc reference to var before assignment
Fixed python-lxc reference to var before assignment

```
>>> c = lxc.Container('ct')
>>> c.create('debian', args=('-r', 'jessie'))
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/lib/python3/dist-packages/lxc/__init__.py", line 229, in
create
    template_args['args'] = tuple(tmp_args)
UnboundLocalError: local variable 'tmp_args' referenced before
assignment
```

Signed-off-by: Aron Podrigal <f450a0e1349e2bf1adbd4861c53755c9601cd8a5@guaranteedplus.com>

cjwatson/lxc,aeris/lxc,QingweiPeterLan/cs188-lxc,ysbnim/lxc,QingweiPeterLan/cs188-lxc,caglar10ur/lxc,ysbnim/lxc,thmo/lxc,akshaykarle/lxc,cjwatson/lxc,terceiro/lxc,ysbnim/lxc,federicobriata/lxc,terceiro/lxc,GreatFruitOmsk/lxc,ss1h2a3tw/lxc,hallyn/lxc,aeris/lxc,caglar10ur/lxc,LynxChaus/lxc,caglar10ur/lxc,cjwatson/lxc,GreatFruitOmsk/lxc,GreatFruitOmsk/lxc,LynxChaus/lxc,hfuCN/lxc,akshaykarle/lxc,thmo/lxc,ss1h2a3tw/lxc,federicobriata/lxc,LynxChaus/lxc,hfuCN/lxc,hfuCN/lxc,QingweiPeterLan/cs188-lxc,terceiro/lxc,hallyn/lxc,federicobriata/lxc,aeris/lxc,ss1h2a3tw/lxc,thmo/lxc,akshaykarle/lxc,hallyn/lxc