xdruple-print styles moved to xdruple

xDruple print templates are located in the xDruple module, so styles should be there
Merge pull request #169 from amikheychik/master

Feature 121: optimization of @extend
Merge pull request #170 from bendiy/master

Switch to shorter rule_config name style.
Cleanup from using @extend
Code-style fixed
Merge pull request #171 from amikheychik/master

extend cleanup
Removed usage of extend on products page
Merge pull request #172 from amikheychik/master

Removed usage of extend on products page
Merge pull request #173 from bendiy/master

Fix order notes.
Minor fix
Merge pull request #174 from amikheychik/master

Minor fix
hook_features_exclude implemented
Merge pull request #175 from amikheychik/master

hook_features_exclude implemented
Automatically disallow specialty shipping via UPS
Merge pull request #176 from amikheychik/master

Automatically disallow specialty shipping via UPS
Merge pull request #177 from bendiy/master

Fix performance issue when loading catalog tree.
Override default classes with our own
Merge pull request #178 from amikheychik/master

Override default classes with our own
Code-style fixes
Merge pull request #179 from amikheychik/master

Code-style fixes