Merge branch 'release/v0.1.0'
Merge branch 'release/v0.1.1'
add PHP 5.6 to .travis.yml
Merge pull request #14 from sasezaki/patch-1

add PHP 5.6 to .travis.yml
Merge branch 'master' of github.com:crodas/LanguageDetector into develop
Improving reading/dumping of the knowledge