Minimal thread pool size in client ThreadPoolConfig increased from 2 to 3
	(Client needs minimally 3 worker threads to work on Windows)
Grizzly 2.3.14 -> 2.3.15
Ignore DefaultPortTest for tyrus.test.port other than 80
Sample echo-basic-auth fixes.
 - wrong context-root in index.html
 - modified readme.html (only firefox can handle auth during a handshake)
WebSocket API 1.1-b01 -> 1.1
[maven-release-plugin] prepare release 1.8
[maven-release-plugin] prepare for next development iteration
removing jvnet-nexus-promoted repo (no longer necessary)
start test server with given or default port
TYRUS-355: HTTP Redirect - Location header cannot be a relative address
 - normalized location header is now resolved against last requested URI so we always get absolute URI
TYRUS-358: ClientEndpointConfig.Configurator only gets the first HTTP header with the same name.
	Fixed for servlet, Grizzly server, Grizzly client, JDK client.
TYRUS-361: Idle timeout scheduled executor services need to use daemon threads.
Tyrus (server) did not run properly when SecurityManager is enabled.
[maven-release-plugin] prepare release 1.8.1
[maven-release-plugin] prepare for next development iteration
Tyrus (server) did not run properly when SecurityManager is enabled.
[maven-release-plugin] prepare release 1.8.1
[maven-release-plugin] prepare for next development iteration
TYRUS-360: Add client support for Http status 503 with retry-after header
TYRUS-360: Add client support for Http status 503 with retry-after header