update readme

README.md

@@ -6,8 +6,6 @@ A small game written in Haskell using my own game engine "Affection".
 
 ## Build instructions
 
-I recommend highly to use cabal sandboxes for building this project.
-
 ### Dependencies
 
 to build this you need a working Haskell build environment and following
@@ -18,21 +16,16 @@ development libraries:
 
 You will also need the engine package itself, which can be obtained at
 [its own repo](https://github.com/nek0/affection). You cann add it to your
-by invoking `cabal sandbox add-source <path>`.
+project by cloning it and adjust the path to it in the file `cabal.project`.
-
-To install all haskell package dependencies, invoke
-`cabal install --only-dependencies`.
-
-This will take quite some time. Be patient.
 
 ### Building
 
-If all is well, you can invoke `cabal build` and watch everything come together.
+If all is well, you can invoke `cabal new-build` and watch everything come
+together.
 
 ## Running
 
-To run the game, just execute the binary `dist/build/haskelloids/haskelloids` in
+To run the game, just invoke `cabal new-run` in the project folder.
-your build location.
 
 ### Controls