Merge pull request #186 from clovis/master

bug fixes and optimizations
Update INSTALLING.rst
Merge pull request #187 from clovis/master

Bug fixes and more config options at runtime
rewrote MetadataQuery to remove param bottlenecks; added term-grouper to QuerySyntax
first attempt to implement query by philo_id
Merge pull request #188 from clovis/master

bug fixes
Query expansion and egrep processing rewritten
Merge pull request #189 from clovis/master

add search arguments to results and bug fixes
Merge pull request #190 from rwhaling/master

query bottlenecks and syntax
Merge pull request #36 from ARTFL-Project/master

Update downstream