Add .notbad feature

```python
$ python
Python 2.7.3 (default, Jul 24 2012, 10:05:38) 
[GCC 4.7.0 20120507 (Red Hat 4.7.0-5)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> class Phenny(object):
...     def say(self, msg):
...         print msg
... 
>>> import actions
>>> actions.notbad(Phenny(), None)
                                   .MMMMMMM:.
                                .MMMMMMMMMMMMMMM.
                              .MMMMMMMMMMMMMMMMMMM.
                             MMM:.  . OMMMMMMMMMMMMM
                            MM.             .MMMMMMMM.
                           NM                 :MMMMMMM.
                           M.                 MMMMMMMMI
                          MM                  MMMMMMMMM
                          MM                  MMMMMMMMM
                          M   . .    MMMMM     .MMMMMMM
                          MMMMMMM         MM.    MMMMMO
                          ...MM...   ..MM,M...   ,MMMM
                           ....? .      MM7  .   .MM .= M
                                .                  .,  ?
                          D        + ?             .MM +M
                          M  ...   .. M              ? ..
                          ,      : ....M              M,
                          .     MMMM.             M  .M
                          .  7:=M+=8O+  .        M. ?
                           , ,...      M.M       .
                           .?    MMD.   M:.    ..M
                            M+..     M .M.   .   M
                             ,        .    M     .
                             .           .
                             M.M$ ..MZ.           .
                           .M.  .               M.M
                          M.     .            .  . ..
                       .Z.   . M~ ..         ,   .    M
```