update readme

README.md

@@ -4,11 +4,20 @@ Want to learn Go? Want to do it easily? Want to have fun with it? Want lots of m
 
 I can't help you out with that last one. Sorry.
 
-### Install
+### Go Setup
 
-    $ export GOPATH=~/projects/go # and add this to your ~/.profile
-    $ mkdir -p ~/projects/go/src
-    $ cd ~/projects/go/src
+This part is specific to go, not really the koans. All project directories need
+to be under `$GOPATH/src` for `go` to see them and do all it's awesome Go-stuff.
+
+    $ export GOPATH=~/my-go-projects
+    $ mkdir -p $GOPATH/src
+    $ cd $GOPATH/src
+
+Since the `$GOPATH` is useful any time in Go, this is recommended:
+
+    $ echo 'export GOPATH=~/my-go-projects' >> ~/.profile
+
+### Install the Koans
 
     $ git clone https://sdegutis@github.com/sdegutis/go-koans.git
     $ cd go-koans
@@ -20,4 +29,4 @@ I can't help you out with that last one. Sorry.
 ### More fun usage
 
     $ brew install https://raw.github.com/sdegutis/fswatch/master/brew_formula/fswatch.rb
-    $ fswatch . go test
+    $ fswatch -f . go test