Review and update SDK

[JoaoFSCruz]

Changelist

• SMTP Users — full CRUD endpoints
• Users & Invites — full CRUD + resend invite
• Sender Identities — full CRUD + resend verification
• Blocklist Monitoring — registration and management endpoints
• Templates — create/update endpoints, missing model fields
• Analytics — getSingleActivity, EventTypes constants, AnalyticsByDate fields, required dates on getActivities, typo fix on getOpensByUserAgentType
• Inbound Routes — catch_type, match_type, filters array in builder
• Suppression Lists — on-hold-list endpoints, typo and default limit fixes
• Tokens — 31 scopes, fix update path, missing fields
• Webhooks — editable and version setters
• Domains — mx field, tracking settings, has_not_queued_messages typo fix
• SMS — sms_number_id typo fix, enabled setter
• DMARC — report sources status filter, missing DmarcSpfAuth selector field
• Misc — fix emailverification package path, Recipient NPE in parseDates, ScheduledMessage id field
• Tests — camelCase method names, full coverage for all new/fixed endpoints, fixture files