CoapChannelManager & BasicCoapChannelManager - Added method to remove resource server channel from the channel manager (used to stop resource server)
BasicCoapRequest - Changed getURIPath to return non-URL-encoded string
CoapResource & BasicCoapResource - added new Constructors and setValue methods for string values instead of byte[]; Removed writable and replaced by postable & putable
Resource Server & CoapResourceServer - implemented start & stop; reviewed onRequest; updated create permissions & process
CoreResource - updated access permissions, Fixed filter query bug
BasicResourceTest & InterfaceTest - updated test setUp
Encoder - added as helper class to encode and decode UTF-8 string <-> byte[]