removed obsolete BuildRequires, removed empty testsuite

- removed BuildRequires: yast2-mouse yast2-transfer
  yast2-bootloader xorg-x11-libs pkg-config libxslt perl-XML-Writer
  yast2-testsuite yast2-country yast2-slp python-xml yast2
  yast2-update yast2-storage
- 3.0.1
Merge pull request #11 from yast/build_cleanup

removed obsolete BuildRequires, removed empty testsuite