This PR brings new features and adjustments to Astroport, namely
new pair type - transmuter pool
factory got ability to define whether pair type is permissioned or permissionless. Simple XYK, stableswap and PCL Astroport pair types remain permissionless after migration. XYK with sales tax and transmuter will be permissioned.
Internal stableswap math optimizations in PCL.
Maker contract owner can set collect cooldown.
Bug fixes in incentives contract.
Adjustments across whole codebase to comply with cosmwasm-std 1.5 version.
This PR brings new features and adjustments to Astroport, namely