CP-8629: Don't use travis for xs64bit yet

Signed-off-by: Mate Lakat <mate.lakat@citrix.com>
(cherry picked from commit 108ab8115ceb873b727285f55f9917efb9c31c26)
CP-8629: Add travis and coveralls badges for master.

Signed-off-by: Siddharth Vinothkumar <siddharth.vinothkumar@citrix.com>