Working on issues https://github.com/Mischback/django-oweb/issues/4 and https://github.com/Mischback/django-oweb/issues/11
Make the get_planet_queue as independent as possible

Most of the parameters should be optional. If these parameters are provided, some database queries should be obsolete.
I try to keep issue https://github.com/Mischback/django-oweb/issues/5 in mind, but this issue will be regarded on its own.
Ohhh weeee, Robo/Nani included into queue calculation

This solves issue https://github.com/Mischback/django-oweb/issues/4
Needs some testing, though...
Only production gain, not total production...
Only production gain, not total production...
Include production time into queue calculation
Preparing energy calculation
more preparation

And yes, I know that this was here before...
Consider energy

Should fix issue https://github.com/Mischback/django-oweb/issues/11
Merge branch 'feat_queue' of github:Mischback/django-oweb into feat_queue

Conflicts:
	oweb/libs/queue.py

WTF is going on?!?
Provide required energy for the templates
Merge branch 'feat_queue' into development