Statistics: Reword comments
gui: Revive, rm dependencies on OpenGL, hard to compile
gui: Customize window size
Load multiple images, pan properly
Normalize float32 images
gui: Wipe dead code
renamed:    GlPreviewWidget -> MainWdiget
gui: More code cleanup
gui: More rename
Added a real config.options.example
config.options.example: Minor tuning
Move VectorIO to DiskImageView, needed in ASP
Move VectorIO to DiskImageView, needed in ASP
Added comments to camera_bbox and bayes EM code.
Code cleanup and documentation
Code cleanup
GeoReference: Handle more eqc DEMs (needs cleanup)
GeoReference - Changes successfully tested
GeoReference - removed debug code
FLANNTree - Added fix and test for small input cases