slightly increase queue size for indexing observations
remove println from constructor
100000 seems to be the right size of queue for good performance
Merge branch 'master' of https://github.com/mpi2/PhenotypeArchive

# By ckchen-ebi
# Via ckchen-ebi
* 'master' of https://github.com/mpi2/PhenotypeArchive:
  remove sys out
  updated fileExport stuff for new subfacets for diseases
  stopPropagation even for subfacet label element, so that it does not bubble up to close the facet