Merge pull request #1 from ottxor/master

fixed out-of-sources build. Thanks!
Thanks!
libquo-1.2.2 is out. On to 1.2.3
Merge pull request #2 from ottxor/master

added .travis.yml
added pkg-config support
Merge pull request #3 from ottxor/pkg-config

added pkg-config support
Add new demo code for @ottxor.

Still needs testing on a cluster. Hang tight.
Add FIXME to demo code.