Update src/edu/nmt/minecraft/HomeWorldPlugin/HomeWorldPlugin.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/CommandHandler.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/CommandHandler.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/HomeWorldPlugin.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/economy/EconomyManager.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/CommandHandler.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/economy/EconomyManager.java
Update src/edu/nmt/minecraft/HomeWorldPlugin/economy/EconomyManager.java

Similar to that of Lucas's but I believe it's more efficient and robust. I do suggest that a "global" arraylist of the types of currency be in place to save lines of painful coding and memory efficiency.
Merge pull request #2 from tmiles/patch-1

Added Timmy's code