Merge pull request #262 from pedroigor/master

[PLINK-385] - Support connection pooling when using the LDAP Identity Store.
Merge pull request #263 from pedroigor/master

[PLINK-385] - No need to re-set pool properties as system properties.
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 []