Update to latest master (2013-08-17)
* Sun Nov 17 2013 Kevin Kofler <Kevin@tigcc.ticalc.org> - 2.90-21.20130817git8a0c3deb81ce2
- Update to latest master (8a0c3deb81ce219ebfa073480036d1a2e8237964, 2013-08-17)
- Drop upstreamed part of prefix patch, rename rest to krazy2-install-shlibs
- BuildRequires: perl(YAML)