Wrap all page content in container by default

Signed-off-by: JWhy <jwhy@jwhy.de>
Fix container padding, add colored pure button css classes

Signed-off-by: JWhy <jwhy@jwhy.de>
Added page title fall back in MyTPL class

Signed-off-by: JWhy <jwhy@jwhy.de>
Remove container div from shoplogin template

Signed-off-by: JWhy <jwhy@jwhy.de>
Include purchase page template in ShopAction

Signed-off-by: JWhy <jwhy@jwhy.de>