making some changes needed for the python guest

removing the -- in the config file
adding the guest startup for python
adding falco manager to sp
making falco script executable on postinstall
Also, there's already ascii art for reffy:

```c++
 ___________________________________________________________________________
|                                      _________________________________    |
 |      It's Reffy!!        ^.--.^    (   With me, anyone can write     )  |
 |    the Spectacular    \ __(_--_)  < complex guest agent functionality ) |
 |    Reference Guest!    (2.._`-`_   ( in Trove! I'm a dog! REFF REFF! )  |
 |                 VER 12.0            """""""""""""""""""""""""""""""""   |
|___________________________________________________________________________|