Merge pull request #1 from pi-engine/master

mise à jour depuis la version Pi Master
Merge pull request #2 from pi-engine/master

Removed dependency on Intl extension
Merge pull request #3 from pi-engine/master

mise à jour 30 avril
Merge pull request #4 from pi-engine/master

Fixes issue for redirection bug
Merge pull request #5 from pi-engine/master

Merge pull request #5 from pi-engine/master
Merge pull request #6 from pi-engine/master

Merge pull request #49 from sexnothing/master
Merge pull request #7 from pi-engine/master

update 4 may
Update Markitup Editor to 1.1.14
Remove js (jquery) file inused
this time,through other people test, it finally has no bug...  ~_~!
Strip HTML tags for title, keywords and description
Added mail service
Added mail service
Add new view helpers
Merge pull request #58 from voltan/master

Add new social view helpers: Facebook like, Google +1, Twitter share
Code refactoring
Merged from master
Complete mail service with docs
Fixes issue #57 by removing deprecated code
Code cleaning up