Re-import `demo` module
Re-import `demo` module
Re-import `demo` module
Remove deprecated `demo` folder
Re-import `demo` module
Code cleaning up
Fixes issue #1165 by adding meta support to `module` service
Added cache flush on block perm, discovered by @chunhuili
Added support for user head keywords config
Code cleaning up
Updated translations
Update README-GIT.md
Added `pi-module/sitemap` as submodule
Doc fixes
Doc fixes
Merge pull request #1170 from taiwen/develop

Merge for sitemap module
Upgrade Zend Framework to 2.4.0-dev
Update Pi lib according to ZF upgrade
Code cleaning
Merge pull request #1171 from taiwen/develop

Upgrade Zend Framework to 2.4.0-dev