* Set up personal account api for personal sign
* Added unlocking key functionality and attach to eth rpc
* Implemented eth_sign
* Transform V in sig based on yp and fix bug
* Fix lint issue
* Remove escape character from comment
* Switch error handling to panic on invalid unlocked key
- Adds ethermint query command (`emintcli query ethermint <query>`)
- Supports block number, storage, code, balance lookups
- Implements RPC API methods `eth_blockNumber`, `eth_getStorageAt`, `eth_getBalance`, and `eth_getCode`
- Adds tester utility for RPC calls
- Adheres to go test format, but should not be run with regular suite
- Requires daemon and RPC server to be running
- Excluded from `make test`, available with `make test-rpc`
- Implemented AppModule interface and added EVM module to app
- Required for routing
- Implements `InitGenesis` (`x/evm/genesis.go`) and stubs `ExportGenesis`
- Modifies GenesisAccount to match expected format
- Introduces rpc command to cli (rest-server)
- Moves server/rpc to rpc/
- Enables module selection (eg. "web3" or "eth" or "web3,eth"), however there is no CLI flag to configure these (See #74)
- Adds CLI context to eth API
