Fixed typo
added InvalidTemplateDirectoryException Exception
Added twig, defined twig loaders
Auto find & loads Extensions stored in extensions directory
Fixed PHPDoc
Updated construct() and render() methods
Updated
Fixed typo & wording
Set twig.cache_templates to false
Added isTemplateCacheDirectoryValid() method
Merge branch 'master' of nkstamina:nkstamina/Framework into develop

* 'master' of nkstamina:nkstamina/Framework:
Merge pull request #8 from maclovr/develop

Add twig, create extensions loader, fix PHPdoc, ...
Merge pull request #9 from nkstamina/develop

Added twig, defined twig loaders
Merge branch 'develop' of nkstamina:nkstamina/Framework into develop

* 'develop' of nkstamina:nkstamina/Framework:
Added Finder namespace
Merge pull request #10 from maclovr/develop

Added Finder namespace
Merge pull request #11 from nkstamina/develop

Added Finder namespace
Fixed typos
Merge pull request #12 from maclovr/develop

Fixed typos
Merge branch 'develop'

* develop:
  Fixed typos