Fix: Push Code

I added this code to fix it when it crashes when selecting push and
without it, it will crash.
Fix: Code for pushing

This code fixed push, without it, it creashes
Fix: Removed code placed in wrong spot
Change to remove the Purchase Essentia button since that is now against Apple's rules.
Merge branch 'master' of https://github.com/RedOrion/Lacuna-iPhone-Client
Bug fix for pushing resources if you have 3 or more planets in your empire.
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