* Translate tests from CMake to GoogleTest
* Split Branch/Star/Constellation into multiple files
* Update Sketch.save_as to create directory if it does not exist using Boost::Filesystem
* Split Constraint.h/Constraint.cpp into multiple h/cpp files
* Split Pattern.h/Pattern.cpp into multiple h/cpp files
* Separate mesh/Point class in to own Point.h/Point.cpp files
* Separate mesh/utility functions into own util.h/util.cpp files
* Fixed problem with Sketch Contour/Boundary parsing related to supremum calculations
* Added .oesk extension for sketch output files
* Added .oeme extension for mesh output files
* Add build_gallery.py python script. Parses ./build/test/output directory for .oesk and .oeme files and saves images using matplotlib
* Removed using namespace std
* Updated implementation of RotateCopy
* Added RemoveInternalBoundary option to Pattern and subclasses
* Rewrote Mesh::locate_triangle function
* Changed type of Mesh.Points from vecto...