Important changes:

• We are modifying the preliminary combigrid module; therefore it is not included in this release
• Introduced C++11 features
  • smart pointers
• Completely restructured documentation of examples
• A lot more examples
• Improved build system
• Better unser instructions for build system
• More tests
• Clone method for Grids
• New learner functionality

v2.1.0 was originally released on 12 Aug 2016.