SOC-3835 | CLONE - [integ-forum] WARN: Failed to find registered message bundle keys

Fix description: remove warning message about failed to find registered message bundle key for titleId.
SOC-3913: socialWidgetResources doesn't work

Fix description: harcoding "localhost:8080" for demo widget.
SOC-3895 | CLONE - [Space] Impossible to have apostrophe in space name

Fix description: add apostrophe as valid character in space name.