Users can claim coupons without engaging in protocol activities due to the absence of a minimum duration between `create()` and `redeem()`

`Pool.transferReserveToAuction()` reverts due to incorrect usage of index for current auction

The fee calculation which the protocol claims is incorrect and this could unfair to users

User funds can be lost during `joinBalancerAndPredeposit()` access

The state variable `BondToken.globalPool` is updated incorrectly via `Pool.startAuction()`

The `BondToken.increaseIndexedAssetPeriod()` involves incorrect logic for updating state variable `globalPool`