add support for jdbc internal queries
Merge branch 'u/jbecla/DM-1539'
Improve Debian Wheezy list of dependencies
Make automated install tool more shell portable

Nevertheless LSST stack require bash, forcing
parent script qserv-install.sh to use also bash.
Add Dockerfile for Debian:stable

This Dockerfile install Qserv on Debian Wheezy.
Launch mono-node integration tests in Dockerfile
Provide clear Docker use cases
Remove Qserv configuration & tests from Docker image

So that image is smaller.
Improve rst documentation architecture

Each sub-section is in a sub-directory which
contains an index.rst file.
Document Docker basic use cases
Add bash dependency in Dockerfile

Indeed, LSST environment uses bash.
Fix typo in automated install script and doc
Improve 'Docker images cleaning' documentation
Update debian dependency list
Merge branch 'u/fjammes/DM-1497'
Reshuffle czar and css python to simplify layout; rework SConscript to accomodate

Implement snapshot with newer kvinterface.

Having css python under core/modules forced the build system to accommodate
having multiple python modules (with swig) in one system. The build system
also needed support for internal shared libraries so that multiple swigged
c++ code could share code, breaking the previous model where all required
.cc files were linked directly into the swigged python .so.
Fix wait-bug in Executive
Fix getChildren for KvInterfaceImplMem causing failure in testFacade
Remove KvInterfaceImplZoo
Remove AsyncQueryManager, ChunkQuery, and most of dispatcher.cc