CRM-13737 drupal userSystem class fix formatResourceURL function to use class inheritance rather than a static functii
ion

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* CRM-13737: Restrucure drupal folder out of the civicrm folder
  http://issues.civicrm.org/jira/browse/CRM-13737
CRM-13737 allow drupal folder to be at the same level as the civicrm folder

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* CRM-13737: Restrucure drupal folder out of the civicrm folder
  http://issues.civicrm.org/jira/browse/CRM-13737

CRM-13737 tidy up previous commit

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* CRM-13737: Restrucure drupal folder out of the civicrm folder
  http://issues.civicrm.org/jira/browse/CRM-13737
CRM-13737 drupal integration - Use basename fn to extract last dir in the url as suggested by @totten
CRM-13737 drupal integration - remove directory handling from non civi urls

& add code comments to attempt to explain what is going on :-)
CRM-13737 drupal integration - opps - fix double negative that snuck in
CRM-13799 - group contacts list doesn't reflect correct status

http://issues.civicrm.org/jira/browse/CRM-13799
Merge pull request #2070 from dlobo/CRM-13799

CRM-13799 - group contacts list doesn't reflect correct status
CRM-13816 - Undefined index notice due to disabled memberships in CRM_Member_BAO_Membership::updateAllMembershipStatus()

http://issues.civicrm.org/jira/browse/CRM-13816
Merge pull request #2073 from dlobo/CRM-13816

CRM-13816 - Undefined index notice due to disabled memberships in CRM_Member_BAO_Membership::updateAllMembershipStatus()
Merge pull request #1976 from eileenmcnaughton/CRM-13737

CRM-13737 drupal integration allow drupal folder to be at the same level as the civicrm folder