Update docs

Upstream-commit: 79fe864d9a117193b4dce8b7fe156a55bbadcce6
Component: engine

components/engine/README.md

@@ -262,7 +262,7 @@ Setting up a dev environment
 Instructions that have been verified to work on Ubuntu 12.10,
 
 ```bash
-sudo apt-get -y install lxc wget bsdtar curl golang git
+sudo apt-get -y install lxc curl xz-utils golang git
 
 export GOPATH=~/go/
 export PATH=$GOPATH/bin:$PATH

components/engine/docs/sources/contributing/devenvironment.rst

@@ -33,7 +33,7 @@ Installation
     sudo apt-get install python-software-properties
     sudo add-apt-repository ppa:gophers/go
     sudo apt-get update
-    sudo apt-get -y install lxc wget bsdtar curl golang-stable git
+    sudo apt-get -y install lxc xz-utils curl golang-stable git
 
     export GOPATH=~/go/
     export PATH=$GOPATH/bin:$PATH

components/engine/docs/sources/installation/binaries.rst

@@ -30,8 +30,7 @@ Dependencies:
 * 3.8 Kernel (read more about :ref:`kernel`)
 * AUFS filesystem support
 * lxc
-* bsdtar
-
+* xz-utils
 
 Get the docker binary:
 ----------------------