readme: Update according to go doc (#86)

* Update readme according to go doc

README.md

@@ -12,31 +12,33 @@ Writing bash completion scripts is a hard work. This package provides an easy wa
 to create bash completion scripts for any command, and also an easy way to install/uninstall
 the completion of the command.
 
-## go command bash completion
+#### Go Command Bash Completion
 
-In [gocomplete](./cmd/gocomplete) there is an example for bash completion for the `go` command line.
+In [./cmd/gocomplete](./cmd/gocomplete) there is an example for bash completion for the `go` command line.
 
 This is an example that uses the `complete` package on the `go` command - the `complete` package
-can also be used to implement any completions, see [Usage](#usage).
+can also be used to implement any completions, see #usage.
 
-### Install
+#### Install
 
 1. Type in your shell:
 
-	go get -u github.com/posener/complete/gocomplete
-	gocomplete -install
+```go
+go get -u github.com/posener/complete/gocomplete
+gocomplete -install
+```
 
 2. Restart your shell
 
 Uninstall by `gocomplete -uninstall`
 
-### Features
+#### Features
 
 - Complete `go` command, including sub commands and all flags.
 - Complete packages names or `.go` files when necessary.
 - Complete test names after `-run` flag.
 
-## complete package
+#### Complete package
 
 Supported shells:
 
@@ -44,7 +46,7 @@ Supported shells:
 - [x] zsh
 - [x] fish
 
-### Usage
+#### Usage
 
 Assuming you have program called `run` and you want to have bash completion
 for it, meaning, if you type `run` then space, then press the `Tab` key,
@@ -58,9 +60,10 @@ options for `run`.
 
 So here it is:
 
-	import "github.com/posener/complete"
+```go
+import "github.com/posener/complete"
 
-	func main() {
+func main() {
 
 	// create a Command object, that represents the command we want
 	// to complete.
@@ -105,14 +108,14 @@ So here it is:
 	// this triggers the autocompletion when needed.
 	// name must be exactly as the binary that we want to complete.
 	complete.New("run", run).Run()
-	}
+}
+```
 
-### Self completing program
+#### Self completing program
 
 In case that the program that we want to complete is written in go we
 can make it self completing.
-
-Here is an [example](./example/self/main.go)
+Here is an example: [./example/self/main.go](./example/self/main.go) .
 
 ## Sub Packages
 
@@ -120,6 +123,6 @@ Here is an [example](./example/self/main.go)
 
 * [gocomplete](./gocomplete): Package main is complete tool for the go command line
 
-* [match](./match)
+* [match](./match): Package match contains matchers that decide if to apply completion.
 
 Created by [goreadme](https://github.com/apps/goreadme)