Merge branch 'release/0.9.1' into develop
[#77] exception is handle by api.php in develop
mysql to sqlite
[#78] gc
exclude mysql config to be optional
Merge branch 'feature/sqlite' into develop
fix psr2
fix psr2
composer update

update composer.json
[#61] fix stub module issue
use bootsrap cdn
blog entry font size
travis icon for master branch
be compatible with newer hal

composer update

composer update
Merge branch 'release/0.9.2'