added cmake for doxygen and doxygen config
installation documentation (copied from ViennaSHE, work in progress)
documentation
added documentation header
changed license to MIT/X11
Merge branch 'FlorianRudolf/feature-TDR-reader'
Merge branch 'FlorianRudolf/feature-netgen-make-mesh'

Conflicts:
	include/viennamesh/core/mesh_quantities.hpp
Merge branch 'FlorianRudolf/fix-make-statistic-uses-dynamic_point'

Conflicts:
	include/viennamesh/algorithm/make_statistic.hpp
	src/viennamesh/algorithm/make_statistic.cpp
Merge branch 'FlorianRudolf/feature-parameter-interface-improvement'
Merge branch 'FlorianRudolf/feature-tests'
Merge branch 'FlorianRudolf/feature-documentation'
fixed merge conflict
added default constructor for transform iterators
moved get_input for required and special types to parameter interfaces
added string to dynamic point
removed sizing function
fixed output
changed dynamic point parameter from std::vector<double> to dynamic_point
Merge branch 'master' into next
support for multiple parts in region