Merge branch 'release/1.0.0'
Merge pull request #1 from yo61/master

Add version file and gemspec
Merge branch 'master' into develop
Increased version number and added gemspec
Release Notes updated
Merge branch 'release/1.1.0'
Merge remote-tracking branch 'upstream/master' into develop

* upstream/master:
  Release Notes updated
  Increased version number and added gemspec