Fix some generics use to please Java 8 compiler

git-svn-id: http://svn.terracotta.org/svn/ehcache@8828 b9324663-ca0f-0410-8574-be9b3887307d
Delete ehcache-2.8.2 tag to retag.

git-svn-id: http://svn.terracotta.org/svn/ehcache@8829 b9324663-ca0f-0410-8574-be9b3887307d
Tag ehcache-2.8.2 from 4.1.2-rc branch

git-svn-id: http://svn.terracotta.org/svn/ehcache@8830 b9324663-ca0f-0410-8574-be9b3887307d
Merge generics changes for Java 8 compiler from trunk rev 8828

git-svn-id: http://svn.terracotta.org/svn/ehcache@8831 b9324663-ca0f-0410-8574-be9b3887307d
Merge generics changes for Java 8 compiler from trunk rev 8828

git-svn-id: http://svn.terracotta.org/svn/ehcache@8832 b9324663-ca0f-0410-8574-be9b3887307d
TAB-4346

git-svn-id: http://svn.terracotta.org/svn/ehcache@8833 b9324663-ca0f-0410-8574-be9b3887307d