Add account initialization banner to Dashboard

[slaweet]

The account initialization should be also advertized on dashboard.

Specification

• The module should be displayed if account doesn't have public key stored in the blockchain and the balance is at least the fee 0.1 LSK.

• The copy should be as in this design, except the title should say "Initialize Lisk ID"
  
  https://netguru.invisionapp.com/share/X9PMLKSUNYE#/screens/340950916

• Clicking the button should lead to the account initialization already implemented in /wallet/send