- Support #1120: A function to create a parallel dense Petsc matrix has been added. - Support #1117: Add a functionality to estimate the number of dofs in a given Domain. - Support #1122: Fix compilation error found with brand new gcc 7. - Bug #1123: Enum fo NonZeroPattern was not incorrect. - Bug #1119: Wrapper Petsc Matrix destructor was not virtual. - Bug #1093: MeditExceptionNS::UnableToOpen message was wrong. - Design #1118: Mesh formats should not be in Internal namespace.