o CLEANUP: Dropped getAromaUgpFile() for AromaUnitSignalBinaryFile.
o BUG FIX: SampleAnnotationSet$loadAll() would give an error if
  annotationData/samples/ didn't exist or did not contain any SAF
  files.
Merge branch 'master' of github.com:HenrikBengtsson/aroma.core

Conflicts:
	.Rbuildignore
	R/AromaPlatform.R
	R/AromaPlatformInterface.R
	incl/AromaPlatform.Rex