Add server to registry. Need to enable user to set ports and pass in config.
Add get/set methods to enable use of ChordInterface for RMI.
Create registry within local JVM. Join is working.
Perform sha256/hmac_sha256 checksum verification on retrieval (can be disabled by setting -Ddw.chord.identifier=sha256_noverify)
Remote debugging via JDWP
Merge branch 'fix-fingers-feature' into crypto-feature

Conflicts:
	configuration.yml
	configuration1.yml
	configuration1.yml.local
	configuration2.yml
	src/edu/stanford/cs244b/Shard.java
	src/edu/stanford/cs244b/chord/ChordNode.java