Added Warehouse.py
Edited pirate battles

see lines 492-535
Updated screenshots (retirement)
Changes on L11 sea battles

I put the changes i made on L10 on L11. Pretty sure I got them all.
Merge branch 'master' of https://github.com/ronekm/CS1021C_Lab11 into ronekm-master
Merging in getters and setters from @leighnk