Started

• Limit number of dialogues that can be loaded in Dialogue Spaces with infinite scrolling (GG-1086)
• Enforce "semantic" aliases for nodes (GG-1125)
• Prevent dialogues pulled as part of the "Dialogue interaction step" from having the Report link [Web] (GG-1141)
• Fix places in the platform relying on "old" mail/username field instead of the new contact email (GG-1132)
• Character validation error on registration form (GG-1136)
• Add email validation to parent/guardian email field during registration and profile updates (GG-1108)