* Add logging
* Added new_fixed_order_account_retriever to allow us to more easily access oracle prices outside of health calculations for logging purposes
* Add token balances logging to token and token liquidation and add logging to margin trade
* rust format
* fix clippy errors
* Address PR requested changes
* fix flash_loan
* Recalculate raw_token_index in token withdraw to account for position becoming inactive
* Fix retrieving oracle for logging
in get_mut_or_create(), return the raw index into the account's token
positions as well as the index into active positions only. The latter
index is useful for indexing into banks in the health account list.
* Add logging flash_loan2 and flash_loan3
* Refactoring flash loan logging
Co-authored-by: Christian Kamm <mail@ckamm.de>
For FlashLoan users had to pass the target cpi programs, accounts and
data to the FlashLoan instruction itself.
The new API allows existing instructions to be used unchanged, they
just need to be bracketed by FlashLoan2Begin and FlashLoan2End.
microwavedcola1
Nicholas Clarke
Christian Kamm