[PATCH openbmc] Added ubuntu dependencies to readme

[Stewart Smith]

OpenBMC Patches <openbmc-patches at stwcx.xyz> writes:
> From: kenneth-wilke <kenneth.wilke at rackspace.com>
> ---
>  README.md | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/README.md b/README.md
> index 49d4f94..0df0ad4 100644
> --- a/README.md
> +++ b/README.md
> @@ -8,9 +8,15 @@ OpenBMC uses Yocto/Open-Embedded for a build system, which supports an
>  out-of-tree build.  It is recommended that you create an empty directory
>  somewhere to hold the build.  This directory will get big.
>  
> +On Ubuntu 14.04 the following packages are required to build the default target
> +```
> +sudo apt-get install -y git build-essential libsdl1.2-dev texinfo gawk chrpath diffstat
> +```
> +
>  To start a build:
>  
> +```
>      cd <builddir>
>      . <repodir>/openbmc-env
>      bitbake obmc-phosphor-image
> -
> +```

(not saying you have to do this)

But i've been experimenting with including a skeleton Dockerfile in
projects to say "here are the build deps on platform X" which is then
programatically testable.

Might be worth it here too.