set scheme to host user when public user is accessing
Updates CDB_QueryTables to match the one from the extension. Fixes some tests to show the schema presence.
Skip some tests that we need to review because with the current implementation of CDB_QueryTables dont make sense.
CDB_QueryTables should be used from the extension as a dependency.
fixed problem when a query raised a database error
Removes the call to set the search path as it should get the correct public user from redis
Some style changes
Changes authentication to start using public user if it is defined in redis.
Sets database host in redis test database
Fixing version in shrinkwrap
Merge pull request #158 from CartoDB/CDB-3629

CDB-3629 Pickup redis pool config values
CDB-3657 Sends profiler data as json in X-SQLAPI-Profiler header
Merge pull request #159 from CartoDB/CDB-3657

CDB-3657 Sends profiler data as json in X-SQLAPI-Profiler header
Merge branch 'master' of https://github.com/CartoDB/CartoDB-SQL-API into multiuser

Conflicts:
	app/controllers/app.js
Release 1.11.0
Stubs next version
[CDB-3678] Add X-Served-By-Host header
Merge pull request #160 from CartoDB/CDB-3678

[CDB-3678] Add X-Served-By-Host header
Updates news
Cached skipFields, better approach to call different methods if there are skip fields
Internal renaming
Use separate method when there are skip fields