Updated examples makefile to not actually make any code now.

Fixed timing in the LCD library to work with new dealyMicroseconds
Minor typos and bigfixes to the gpio command.

examples/README.TXT

@@ -0,0 +1,14 @@
+
+wiringPi Examples
+=================
+
+There are now too many examples to compile them all in a sensible time,
+and you probably don't want to compile or run them all anyway, so they
+have been separated out.
+
+To compile an individual example, just type
+
+    make exampleName
+
+Where exampleName is one of:
+