Updated readme

README.md

@@ -91,6 +91,19 @@ Mist only
 -asset_path    absolute path to GUI assets directory
 ```
 
+Tools
+=====
+
+Go Ethereum comes with several binaries:
+
+* `mist` Official Ethereum Browser
+* `ethereum` Ethereum CLI
+* `ethtest` test tool which runs with the [tests](https://github.com/ethereum/testes) suit: 
+  `ethtest "`cat myfile.json`"`.
+* `evm` is a generic Ethereum Virtual Machine: `evm -code 60ff60ff -gas
+  10000 -price 0 -dump`. See `-h` for a detailed description.
+
+
 Contribution
 ============