Update HyperAPI.java

add method getPlayerShop
Update HyperObjectAPI.java

added method sell()
Merge pull request #8 from remremrem/master

Added 2 API methods
Silence error from getTargetBlock()
Merge branch 'master' of ssh://git@github.com/RegalOwl/HyperConomy.git
Improvements/bugfixes to new SQLWrite code.
Update Vault Maven repo
Remove folder.
Merge branch 'master' into playershops