PrescribedgradientBCWeak: redesigned construction of traction mesh. Also
made some output improvements.
XFEM: Replaced some constexpr with #define.
Fixed mistake in classfactory registration code.
Made default implementation of EngngModel::initParallelContexts.
Geometry: implemented line-line distance computation and corrected
computation of intersection points. Also made various small
optimizations.
Merge branch 'master' of https://github.com/Micket/oofem
Using vector+unique_ptr instead of AList in EngngModel.
Moved random field generators into functions.
Fixed errors introduced in the parallel build.
Added support for @include "file" in inputfiles.
Fixed issues for building without all modules enabled.
Merge branch 'master' of github.com:Micket/oofem into MultiCrackFormulation
Fixed some minor errors (in VS2013)