Drupal 7.26
Merge tag '7.26' into 7.x

7.26 release

Conflicts:
	CHANGELOG.txt
	includes/bootstrap.inc
extract method that actually calls the bootstrap phase function.

This will allow subclasses to implement event functionality around the bootstrap phases.
Merge branch '7.x' into 7.x-pimple
overload drupal_bootstrap() function with instantiated bootstrap object.