T2551
Adds a new Identity component to house the UI for the namespace management function.
UI scaffolding, pseudocode and snapshot in this diff only - no functionality added yet.
Kieran's building the CustomIcon update for the Identity navigation, will revise this part 1 once ready.
**Implementation Plan**
**[Cashtab] [Identity] pt 1 - Create scaffold for new Identity component**
[Cashtab] [Identity] pt 2 - Upgrade sendXec() to handle alias registration
[Cashtab] [Identity] pt 3 - Implement isAliasAvailable function
[Cashtab] [Identity] pt 4 - Get address from alias
[Cashtab] [Identity] pt 5 - Implement getAddressFromAlias function
[Cashtab] [Identity] pt 6 - Enable alias lookup for Send XEC component
[Cashtab] [Identity] pt 7 - Enable alias lookup for Send Token component
[Cashtab] [Identity] pt 8 - Implement pricing mechanism
[Cashtab] [Identity] pt 9 - Server cron job
[Cashtab] [Identity] pt 10 - Upgrade tx history to recognize alias registration txs