change version(1.3.0-dev=>1.3.0) and add CHANGELOG

update CHANGELOG

update version to v1.2.0

update version to v1.1.0

Merge pull request #31 from roma/mod_merge

modify merge prob(delete ruby/server dir, mv groonga relationg file)

Merge branch 'satoryu-declare_license_of_roma' into v1.1.0

Merge pull request #21 from roma/test_1.0.0

Version 1.0.0

Update version to 0.8.14.

Merge pull request #11 from hiroaki-iwase/master

Update version to 0.8.13-p1

Update version to 0.8.13.