Merge pull request #256 from mposolda/master

PLINK-384 Don't use shared LdapContext for authentication in LdapOperationManager.
PLINK-396: dont decode relaystate
Merge pull request #257 from anilsaldhana/master

PLINK-396: dont decode relaystate
PLINK-396: global logout participant list is keyed by the decoded relay state
Merge pull request #258 from anilsaldhana/master

PLINK-396: global logout participant list is keyed by the decoded relay ...
added diagram resources for documentation
[PLINK-400] - Stateless behavior to the Identity bean.
Merge pull request #261 from pedroigor/PLINK-400

[PLINK-400] - Stateless behavior to the Identity bean.
[PLINK-385] - Support connection pooling when using the LDAP Identity Store.
Merge pull request #262 from pedroigor/master

[PLINK-385] - Support connection pooling when using the LDAP Identity Store.
[PLINK-385] - No need to re-set pool properties as system properties.
Merge pull request #263 from pedroigor/master

[PLINK-385] - No need to re-set pool properties as system properties.
[PLINK-406] - Picketlink doesn't work with RH Directory server 9.1.
Merge pull request #264 from pedroigor/master

[PLINK-406] - Picketlink doesn't work with RH Directory server 9.1.
[PLINK-409] IPv6 configuration of WildFly or EAP needs to search for key
alias without enclosing []
Merge pull request #265 from pskopek/PLINK-409

[PLINK-409] IPv6 configuration of WildFly or EAP needs to search for key alias without enclosing []
[PLINK-410] - Metadata of Single EntityDescriptor should allow for EntityDescriptor root element.
Merge pull request #266 from pedroigor/PLINK-410

[PLINK-410] - Metadata of Single EntityDescriptor should allow for EntityDescriptor root element.
PLINK-408: Allow built in schemes to be overridden in AuthenticationFilter
Merge pull request #267 from jfuerth/master

PLINK-408: Allow built in schemes to be overridden in AuthenticationFilter