Fixed ImageGrabber.getDepthFilename
fixes crash in ConvexHull when qhull doesn't find any vertices
Removed OpenCV dependency
Fix: now the PCLVisualizer.close() method actually closes the window.
Merge pull request #83 from sdmiller/remove_opencv

Removed OpenCV Dependency from pcl::simulation
Merge pull request #82 from sdmiller/master

Minor fixes in ImageGrabber
Added a tutorial for the in_hand_scanner app.
Merge pull request #89 from salino/master

In-hand scanner
Merge remote-tracking branch 'upstream/master'
added new tutorial in the tutorials index
Fixed grabber test to reflect new center pixel defaults
Merge pull request #94 from sdmiller/master

Fixed grabber_test
Fixed other test_grabbers bug
Merge pull request #95 from sdmiller/master

Fixed grabber_test (again)
adding travis.yml to github hooks on travis-ci.org
minor
fixing travis build script
adding pcl dependencies to .travis.yml
Fixing dependency installation
adding boost and qhull dependencies