Unit test for JWKSetKeyStore class
update nimbus-jose-jwt dependency to 2.26 and fix the affected files
change the OctetSequenceKey constructor in SymmetricCacheService
updated unit test to fit new nimbus version
Added tests for DefaultJwtEncryptionAndDecryptionService
removed unnecessary unit test
added in better default checks for content negotiation
grants table displays number of access tokens associated with grant (not id or refresh tokens), closes #555
refresh token table displays count of currently active access tokens, closes #554
enhanced client searching, closes #565 closes #566
grouped buttons in admin panel, closes #459
added some header icons
Better test coverage for JWS/EAlgorithmEmbed, JWEEncryptionMethodEmbed
added support for unsigned ID tokens in client, use client configuration to turn this on, closes #633
added unsigned ID token support to server
added "none" to discovery endpoint
changed user button on top bar to drop down, tweaked login page, closes #635
changed all templates to print escaped characters
added escaping to JSP display
further escaping on approval page

closes #634