UC-2807: Cannot login into Unite Web-IM with LDAP imported user

-enable spring 3 authentication manager to remember credentials during authentication
to enhance multiple services authentication in one single step
-change LoginDetailsWithPin rest api to return password entered by user instead of database password
-new test token to remember credentials, test updated
UC-2822 Proxy SQA publisher blocked when SQA agent is down

Added read timer for getNextReadSize's read calls.
Merge remote-tracking branch 'origin/release-14.04' into release-14.04
UC-2807: Cannot login into Unite Web-IM with LDAP imported user

-do not remember password accross login by default
-only plugins are allowed to turn this on
Merge branch 'release-14.04' into release-14.10