DOC: initialize.py

Function: Controlls import and startup scripts

Module functions:

1. validate(): * Attempts to import validator module. Otherwise imports setup module. * Possibly change to import specific classes rather than entire file. * Needs to end script if all attempts fail.

Class functions:

1. __init__(self): * Imports splash module and activates the splash system.
2. root(self): * Returns the root of the splash module.
3. destroySplash(self): * Calls the splash instance's destroy() function.