Merge pull request #10 from nilacseruet/master

adding twitter & facebook authentication with db ready session and registration page.
* Enable php error more better in development mode.
* Move smarty as composer dependency.
* Move hybridauth to composer.
* minor fix on social integration.
Merge branch 'master' of https://github.com/nilacseruet/codeigniterplus into nilacseruet-master

Conflicts:
	application/views/common/header.tpl
Merge branch 'master' of https://github.com/nilacseruet/codeigniterplus into nilacseruet-master

Conflicts:
	application/views/common/header.tpl
Merge branch 'nilacseruet-master'

merge branch nilacseruet-master
composer update
Merge remote-tracking branch 'upstream/master'
README updated