Add documentation for the command

Author: stilvoid

doc.go

@@ -0,0 +1,14 @@
+/*
+Please is a utility for making and receiving web requests and parsing and reformatting the common data formats that are sent over them.
+
+Examples:
+
+To make a web request, parse the response as json and reformat it in yaml:
+
+	please get http://my.api.com/things | please parse -i json -o yaml
+
+To listen for a web request on port 8001 and reply "Hello, world":
+
+	echo "Hello, world" | please respond :8000
+*/
+package main