CFO-1661 - Update eslap to add optional invoice status column

Adding status column accepting 1 of 3 options

Eligible, Paid, or Deleted
CFO-1661 - Update eslap to add optional invoice status column

Add status column for incremental loading of organization, division, and user
CFO-1661 - Update eslap to add optional invoice status column

Addressing Pete's comment regarding code blocks
Merge pull request #4 from C2FO/CFO-1661_invoice_status_column

CFO-1661 - Update eslap to add optional invoice status column