Removes viper dependency by removing cobra/ CLI tool

The cobra bootstrapping CLI tool has moved to
https://github.com/spf13/cobra-cli

Signed-off-by: John McBride <jmcbride@vmware.com>

Makefile

@@ -13,7 +13,7 @@ endif
 
 default: all
 
-all: fmt test cobra_generator
+all: fmt test
 
 fmt:
 	$(info ******************** checking formatting ********************)
@@ -27,11 +27,6 @@ test: install_deps
 	$(info ******************** running tests ********************)
 	richgo test -v ./...
 
-cobra_generator: install_deps
-	$(info ******************** building generator ********************)
-	mkdir -p $(BIN)
-	make -C cobra all
-
 install_deps:
 	$(info ******************** downloading dependencies ********************)
 	go get -v ./...

README.md

@@ -1,6 +1,6 @@
 ![cobra logo](https://cloud.githubusercontent.com/assets/173412/10886352/ad566232-814f-11e5-9cd0-aa101788c117.png)
 
-Cobra is both a library for creating powerful modern CLI applications as well as a program to generate applications and command files.
+Cobra is a library for creating powerful modern CLI applications.
 
 Cobra is used in many Go projects such as [Kubernetes](http://kubernetes.io/),
 [Hugo](https://gohugo.io), and [Github CLI](https://github.com/cli/cli) to
@@ -16,9 +16,6 @@ name a few. [This list](./projects_using_cobra.md) contains a more extensive lis
 Cobra is a library providing a simple interface to create powerful modern CLI
 interfaces similar to git & go tools.
 
-Cobra is also an application that will generate your application scaffolding to rapidly
-develop a Cobra-based application.
-
 Cobra provides:
 * Easy subcommand-based CLIs: `app server`, `app fetch`, etc.
 * Fully POSIX-compliant flags (including short & long versions)
@@ -34,6 +31,7 @@ Cobra provides:
 * The flexibility to define your own help, usage, etc.
 * Optional seamless integration with [viper](http://github.com/spf13/viper) for 12-factor apps
 
+# Cobra-CLI
 # Concepts
 
 Cobra is built on a structure of commands, arguments & flags.
@@ -83,10 +81,11 @@ which maintains the same interface while adding POSIX compliance.
 
 # Installing
 Using Cobra is easy. First, use `go get` to install the latest version
-of the library. This command will install the `cobra` generator executable
-along with the library and its dependencies:
+of the library.     
 
-    go get -u github.com/spf13/cobra
+```
+go get -u github.com/spf13/cobra@latest
+```
 
 Next, include Cobra in your application:
 
@@ -95,10 +94,17 @@ import "github.com/spf13/cobra"
 ```
 
 # Usage
-Cobra provides its own program that will create your application and add any
-commands you want. It's the easiest way to incorporate Cobra into your application.
+`cobra-cli` is a command line program to generate cobra applications and command files.
+It will bootstrap your application scaffolding to rapidly
+develop a Cobra-based application. It is the easiest way to incorporate Cobra into your application.
+
+It can be installed by running:
+
+```
+go install github.com/spf13/cobra-cli@latest
+```
 
-For complete details on using the Cobra generator, please read [The Cobra Generator README](https://github.com/spf13/cobra/blob/master/cobra/README.md)
+For complete details on using the Cobra-CLI generator, please read [The Cobra Generator README](https://github.com/spf13/cobra-cli/blob/master/README.md)
 
 For complete details on using the Cobra library, please read the [The Cobra User Guide](user_guide.md).