Fix .gitattributes
Download tools.vmdk to update-exec.sh, not finished
Fix a bug in case of several transcripts or genes having identical
location.
Merge branch 'master' into data_beta

Conflicts:
	src/main/java/fi/csc/microarray/client/visualisation/methods/gbrowser/message/PositionAndStringKey.java
	src/main/java/fi/csc/microarray/client/visualisation/methods/gbrowser/track/GeneTrack.java
	src/main/java/fi/csc/microarray/client/visualisation/methods/gbrowser/track/TranscriptTrack.java