Big Tiff changes
Merge branch 'master' into bigTiff

Conflicts:
	beam-core/src/main/java/org/esa/beam/util/io/BeamFileChooser.java
	pom.xml
Latest Changes
Merge branch 'nestmod' into bigTiff
BigTiff writer changes Sep 16
Merge branch 'nestmod' into bigTiff
Big Tiff Reader changes
Merge branch 'bigTiff' of https://github.com/arraydev/beam into bigTiff

Conflicts:
	pom.xml
Merge branch 'bigTiff' of https://github.com/arraydev/beam into bigTiff

Conflicts:
	pom.xml
Merge branch 'bigTiff' of https://github.com/arraydev/beam into bigTiff
don't close products which may be open in visat
handle XCA products