Dual quaternion transformation estimation algorithm added
dq renamed to dual_quaternion;
tests added
dual quaternion precision changed to double to pass the tests
Remove shared_ptr from param_k_ and param_radius_

fixes segfault im lum
fixed memory leak
whitespaces added to comply with PCL style; small typos fixed
Update row_step when using copyPointCloud on PCLPointCloud2

Updates the row_step field on the output PCLPointCloud2 to reflect
changes in point cloud size.
fixed bug in quad mesh construction (wrong index order caused invalid quads)
Merge pull request #226 from dirkholz/fix_quadmesh

fixed bug in quad mesh construction (wrong index order caused invalid quads)
Merge pull request #222 from dimatura/copypointcloudfix

Update row_step when using copyPointCloud on PCLPointCloud2
added missing documentation line, fixed typos in documentation
added comment, fixed typo in another comment
added possibility to split row and column jump for iterating over pixels, setTrianglePixelSize still available for setting both equally.
Patches for Qt 5
Patches for VS 2012
Patches for exporting dlls
Add support for CUDA 5.5
Merge pull request #231 from yangyanli/dll-export-patches

Patches for exporting dlls
Merge pull request #232 from yangyanli/cuda5.5-patches

Add support for CUDA 5.5
Merge pull request #233 from yangyanli/qt5-patches

Patches for Qt 5