Compress benchmark data
Split TextIO into TextReader/TextWriter
Fixes for VtkUgReader related to array datatypes
Changed makefiles to rebuild libcigma_d.a by default
Changes to Cell.cpp
 * Method Cell::xyz2uvw() shouldn't be a pure virtual method.
 * Also, Cell::set_reference_vertices() should reset globverts.
Changes to Hex.cpp
 * Missed a reference vertex!
 * More spacing in hex_grad_shape(), for readability
VTK reader object can be null. In destructor, check before deleting.
AnyOption command line parser
Remove Environment object
Renamed DofHandler accessors to set_data(), get_data()
Updates to MeshPart object
Cleaned up AnyOption object, and added a test program.
Simplified base Command class
Base class for quadratures
Placeholder file for visual/ directory
Callback ccommand for `cigma eval [args]'
Callback command for `cigma extract [args]'
Callback command for `cigma compare [args]'
Container for a set of commands
Driver for `cigma [args]' command line program