Fix Qserv quick-start documentation

* LSST repository URL is now correct.
* Document use of eups tag for installing Qserv
  releases.
Merge branch 'u/fjammes/DM-1475'
Fix chunkListFile name

Replace generic chunkListFile name with running test case in
qserv-czar.cnf, config.py and metadata.py
Remove creation of LSST database

Comment out creation of empty LSST database during configuration
for master and worker
Fix mysql and qserv connection tools

Updated mysql and qserv connection scripts for better formatting
Add review comments

Made changes from DM-658 review comments
Merge branch 'u/vaikunth/DM-658'
Add switchover for C++ geom in app.py
Add IntSet to common
WIP emptychunks
WIP empty chunks and testing
make emptychunks test build on dbdev
make empty chunks test case work.
Placeholder hooks for C++ geom in UserQuery and QuerySession
EmptyChunks improvements for const to allow inclusion in Facade
Update UserQueryFactory to support upstream emptychunkpath
Update facade for emptychunkpath upstream
update test code for emptychunkpath-sensitive facade api
WIP IndexMap dev (UserQuery)
WIP fakeGeometry.h