Update Docs

Author: Dean Karn

README.md

@@ -6,14 +6,14 @@ Package errors
 [![GoDoc](https://godoc.org/github.com/go-playground/errors?status.svg)](https://godoc.org/github.com/go-playground/errors)
 ![License](https://img.shields.io/dub/l/vibe-d.svg)
 
-Package errors is an errors wrapping package to help propogate not only produce a chain of errors, but also
-stack trace, any tags(additional information) and even a Type classification system to categorize errors into types eg. Permanent vs Transient.
+Package errors is an errors wrapping package to help propagate and chain errors as well as attach
+stack traces, tags(additional information) and even a Type classification system to categorize errors into types eg. Permanent vs Transient.
 
 
 Common Questions
 
 Why another package?
-Because most of the existing packages either don't take the error handling far enough, too far or down right unfriendly to use/consume. 
+Because IMO most of the existing packages either don't take the error handling far enough, too far or down right unfriendly to use/consume. 
 
 Features
 --------

wrapped.go

@@ -28,7 +28,9 @@ func newWrapped(err error, prefix string) *Wrapped {
 // Wrapped contains a single error entry, unless it's the top level error, in
 // which case it only contains an array of errors
 type Wrapped struct {
-	// hidden field with wrapped errors, will expose a helper method to get this
+	// Errors contains the chain of errors and is only set on the top level error
+	// so if len() > 0 it's the top level error and no other error information is
+	// on this object, but within the array of errors.
 	Errors []*Wrapped
 
 	// Err is the wrapped error, either the original or already wrapped