Enabling password sharing

[CR #487210] By default, multiple users can start EAServer. However, to allow single user to start EAServer, configure EAServer with the shared-data-protection-off option. For example:

cd $EAServer/bin
configure.sh shared-data-protection-off

To allow multiple users to start EAServer, use the shared-data-protection-on option. For example:

cd $EAServer/bin
configure.sh shared-data-protection-on