Fix a few lagging doc references to old-style build+test layout.

do

@@ -66,11 +66,13 @@ case $target in
 		build && bin/redo $args "$target"
 		;;
 	test)
-		# Test both redo and minimal/do
+		# First test minimal/do
 		build
+		# Add ./redo to PATH so we launch with redo/sh as the shell
 		PATH=$PWD/redo:$PATH minimal/do test || die "minimal/do test failed"
 		clean
 		build
+		# Now switch to testing 'real' redo
 		bin/redo $args test || die "redo test failed"
 		;;
 	clean)

docs/GettingStarted.md

@@ -19,10 +19,10 @@ You can run redo without installing it, like this:
 ```sh
 	git clone https://github.com/apenwarr/redo
 	cd redo
-	./redo -j10 test
+	./do -j10 test
 ```
 
-If the tests pass, you can either add $PWD/redo to your PATH, or install
+If the tests pass, you can either add $PWD/redo/bin to your PATH, or install
 redo on your system.  To install for all users, put it in /usr/local:
 
 ```sh

test.do

@@ -1,3 +1,2 @@
 redo-ifchange bin/all
 redo minimal/test docs/test t/all _all
-[ -n "$DO_BUILT" ] || echo "Don't forget to test 'minimal/do -c test'" >&2