Commit before merging in Python branch:
* converted more examples: poincare, rips, some fitness
* two generators for Rips complexes
* ChainWrapper uses stl algorithms for everything,
added CountingBackInserter and switched SizeStorage to use operators
* retabbing files along the way
* added #957a (namespace dionysus)
find_package (Qt4 REQUIRED)
set (QT_USE_QTOPENGL TRUE)
set (QT_USE_QTXML TRUE)
include (${QT_USE_FILE})
#find_library (gle_LIBRARY NAMES gle)
#find_library (QGLViewer_LIBRARY NAMES QGLViewer)
#find_path (QGLViewer_INCLUDE_DIR QGLViewer/qglviewer.h)
#include_directories (${QGLViewer_INCLUDE_DIR})
add_subdirectory (diagram-viewer)