Add documentation URL
Marked LZMA library functions as blocking to release the GIL
Adapt new minitest API
Merge pull request #7 from larsch/unlock-gil

Marked LZMA library functions as blocking to release the GIL
Update history and copyright
Resynchronise copyright statements between README and COPYING
Remove require_relative
Remove trailing spaces
Fix VERSION handling, this is good for ruby 2.0+
Change encoding variable from String to constants
Ignore *.gem
Merge branch 'ruby-2.1' of git://github.com/saki7/ruby-xz into devel
Update HISTORY
Properly handle development version
Bump version
Merge branch 'devel'