3.0 - Fixes permission issue executing build.sh

[urodoz]

build.sh is throwing a permission execution due not being a executable script.

This commits adds a previous updates of the file permission to be able to execute it

[jacobalberty]

build.sh comes with executable permission in the git repository, what client/os/filesystem are you running into this issue on?

[urodoz]

• Docker version 1.11.2, build b9f10c9
• CentOS 7 Minimal

With this configuration, is not working without the patch

[jacobalberty]

I just fixed this, due to the revamped branches I had to check in my own version of this so manually closing.