v0.9.1-terra

Implemented additional CosmWasm checks

• Check order of sent coins on:
  • WasmMsg::{Instantiate, Execute}
  • BankMsg::Send

Implemented Terra features

• Setting swap rates, tax rate, and tax caps
• Custom queries
  • TerraRoute::Market
    • TerraMsg::Swap
  • TerraRoute::Treasury
    • TerraMsg::{TaxRate, TaxCap}
• Custom messages
  • TerraRoute::Market
    • TerraMsg::MsgSwap
    • TerraMsg::MsgSwapSend
• Tax charging on (tax rate and cap should be set):
  • BankMsg::Send
  • TerraMsg::MsgSwapSend
  • WasmMsg::Instantiate
  • WasmMsg::Execute