Simplified pcl::Registration::getFitnessScore()

getFitnessScore() is implemented quite complicated. To transform the input,
transformPointCloud() can be used and the point-to-point distance is allready
given by nn_dists[0] returned from nearestKSearch().
Fix hasConverged() for pcl::SampleConsensusInitialAlignment

converged_ was not set, so hasConverged() returned allways false.
Fix bug to allow static library creation
Merge pull request #338 from hdiethelm/fitness_score_fix

Simplified pcl::Registration::getFitnessScore()
Merge pull request #339 from hdiethelm/hasconverged_fix

Fix hasConverged() for pcl::SampleConsensusInitialAlignment
Merge pull request #340 from juagargi/static_lib_fix

Fix bug to allow static library creation
Removed check for source normals, since only the target cloud is required to have normals.
Fixed MSVC linker crash.

* Linking pcl_features hit 4GB memory limit in release mode. Disabled whole program optimization and link-time code generation as a workaround.
Add: support IFS file format
Merge pull request #345 from jakobwilm/transformation_estimation_fix

Removed check for source normals
Merge pull request #350 from kwaegel/msvc_linker_fix

Fixed MSVC linker crash.
Merge pull request #354 from nizar-sallem/ifs_support

Add: support IFS file format
const correctness fixes
Merge remote-tracking branch 'remotes/pclgithub/master' into const_fix