update README

README.md

@@ -1,2 +1,24 @@
-# go-validate-yourself
-Go Struct and Field validation
+Package go-validate-yourself
+================
+
+Package validator implements value validations for structs and individual fields based on tags.
+
+Installation
+============
+
+Just use go get.
+
+	go get gopkg.in/joeybloggs/go-validate-yourself.v1
+
+or to update
+
+	go get -u gopkg.in/joeybloggs/go-validate-yourself.v1
+
+And then just import the package into your own code.
+
+	import "gopkg.in/joeybloggs/go-validate-yourself.v1"
+
+Usage
+=====
+
+Please see http://godoc.org/gopkg.in/joeybloggs/go-validate-yourself.v1 for detailed usage docs.