Releng build tagging for I201305152230
Add Nexus repository URLs to enable publishing build artifacts

Set profile build-server to download the orion client artifacts from
Nexus.

Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
Bug 408140 - Test failures with incorrect git configuration- comment out the invilid user profile tests. Szymon will refactor it to use user pref later.
Releng build tagging for I201305161715
Bug 408270 - only allow whitelisted URI schemes

Prevent that users can use a URI scheme which would potentially allow to
gain access to git repositories located in another user's workspace.

Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
Releng build tagging for I201305162230
Bug 408270 - Git clone MUST forbid use of file urls and other unexpected schemes with a whitelist
Added wget to bootstrap hudson testing