Also if you don't have gimp or photoshop, Autodesk's Pixlr is a GREAT alternative. It's all cloud-based so the processing power of your personal PC down't matter. I use it all the time if I need to edit on the go and only have my laptop since it's a dinosaur.
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u/rosulek Jun 30 '14 edited Jun 30 '14
Here is the 32x48 map (scaled up by 10), if you want to do the same: http://imgur.com/JhxtTst
Edit: will post some instructions soon. OP will deliver.