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Restraints dictionary version 1.0

Revision history

   2009-18-10  Following consultations between the user community and
               I. David Brown and Ilia Guzei, IDB started preparing this
               dictionary using DDL1 by creating items
               required by distance and angle restraints.

   2009-12-09  IDB Completed first draft.

   2010-01-13  IDB Corrected minor errors detected by IG prior to DMG review.

   2010-01-14  IDB: Run through vcif by Brian McMahon and corrections made.
               esd replaced by su in _type_conditions.

   2010-06-03  IDB: U_ISO, U_SIMIILAR.

   2010-09-15  IDB: The revised rigid body description is added.

   2010-10-15  IDB: Corrections from H. Bernstein made.
   
   2010-12-09  NJA: minor editing.
   
   2011-01-24  BMcM: minor editing incorporating authors' final revisions.
   
   2011-03-09  BMcM: released