Transfer doc correction

[ankitdas13]

Create transfers from order: update

Create transfers from payment update

Direct transfer : update

Fetch transfer for a payment : update

Fetch transfer for a order : update

Fetch transfer : update

Fetch transfer for a settlement : update

Fetch settlement details : update

Fetch payments of linked account : update

Refund payments and revered transfer for a linked account: update

Hold settlements for a transfer: update

Modify settlement hold for transfers : update