SOC-3818 | CLONE - Connect function should not be possible with a deleted user - Fix UT failed

Fix description: hide connect button when going to deleted user profile.
SOC-3789 | Update log level for lazy Upgrade Activity Stream

Fix description: Update log level from info to debug for lazy Upgrade Activity Stream in StreamInvocationHelper class.
SOC-3633 | CLONE - No content displays on My Space Gadget

Fix description: backport from SOC-3629 on PLF 4.1.x.
SOC-3889: fix Feedmash job issue

Fix description: In Feedmash job, set default value of "rampup" variable is 1. When server is starting, if "rampup" value is superior than 1, then reduce it by 1.