zsync-0.6.2-bp150.2.5

- zsync is distributed under Artistic-2.0

- fix license entry in spec file (bnc#675835)

- update to 0.6.2
  - fix for using zsync client on files >2GB on 32bit systems.
  - fix redirect handling.
  - improve some edge cases dealing with unusual seed data patterns.
  - optimise by stopping reading seed files if target file is complete.
  - fix infinite loop in zsyncmake when given a truncated (invalid) .gz
  - fix --disable-profile to configure.

- Do not include build date in binaries

- update to 0.6.1

- update to 0.6