decrease queue size for indexing observations
Merge branch 'master' of https://github.com/mpi2/PhenotypeArchive

# By ckchen-ebi
# Via ckchen-ebi
* 'master' of https://github.com/mpi2/PhenotypeArchive:
  alert removed
  fixed regex for &raquo;
  updated for new/modified disease subfacets