halved number of errors in BA
added message in BA about current number of inliers

changed sigma in huber loss function to 2
swapped to tbb

added ocl surf
swapped enums to enum classes
changed std::for_each to new for
parallelized warping
changed rescaler std::for_each to new for
added sparse bundle adjuster
changed rescaler
added default intrinsic camera parameters
fixes to blenders
changed cv::Ptr to std::unique_ptr
hotfix to multiband blender
first implementation of automatic straightening
fix to straightener
another fix to straightener
added optMask to sparse bundle adjuster
changed normalization to reference frame in bundle adjusters
added rgb mode
changed precompiled header