Add buy and index commands
New defaults

also descriptions
Buy and Price Index Commands

New features! :D
Config.java

mostly copypasta. used only by the new PriceIndex
Added the Price Index

The price index is a standard, by which prices for the chunks are modified. See the equation in the main plugin class for implementation specifics.
Added PriceIndex to the formula
new commands and admin commands

/chunk buy
/chunk index
Reverted
Re-reverted
Reupdated, using GitHub's editor
Removed newline

These are the only edits to previous code, aside from the YML files.
Fixed errors

Manually typing is prone to those things.
Create IConfig.java

forgot this little file
More fixes
Update ChunkClaim.java
Update PriceIndex.java
Last fix, I promise
Update PriceIndex.java
Last fix, I promise
Update Config.java