start using symfony 2 reverse proxy
add httpcache into index_dev.php file
tweak httpFoundation cache part for compatibility with
Thelia\HttpFoundation part
Merge branch 'master' into http_caching

Conflicts:
	core/lib/Thelia/Core/TheliaHttpKernel.php
add new route for testing esi tag
remove Thelia ResponseListener
create smarty tag for smarty renderer
start using symfony 2 reverse proxy
add httpcache into index_dev.php file
tweak httpFoundation cache part for compatibility with
Thelia\HttpFoundation part
add new route for testing esi tag
remove Thelia ResponseListener
create smarty tag for smarty renderer
Merge branch 'http_caching' of github.com:thelia/thelia into http_caching

Conflicts:
	core/lib/Thelia/Core/TheliaHttpKernel.php
remove specific code testing esi integration
HttpCache can not be activated as default
undo removing Response::prepare call
Merge pull request #110 from thelia/http_caching

Http caching