redhen 8.x-1.0-alpha2

Changes since 8.x-1.0-alpha1:

• Merge branch '8.x-1.x-github' into 8.x-1.x
• #2846212 by nehakhadke: Remove @file tag docblock from all the .php files. & $this->t() should be used instead of t() for Drupal 8 version
• Start of form block (redhen_contact_form) for creating Redhen Contacts.
• When editing a Contact, ensure user is allowed to edit all Contacts of the current Contact’s type before showing the “Active” checkbox.
• Update Redhen Contact list View to have changed column and use the D8 entity edit/delete dropdown instead of custom links.
• Add subclass for getQuestion() function on all redhen entity delete forms.
• Replace default listings with Views with applicable filters.
• Add task routes for contact, org, and connection type forms.
• Code formatting.
• Changing weight of dashboard items to make contacts first.