[web/test] Remove use of old test API to silence warning

[web/views] Fix sqlite unicode warning

[devtools] Fix sqlite unicode warning

[tests] Don't import QUnitTestCase into tests' global namespace Unittest's test loader will try to execute QUnitTestCase's test_javascripts method. However this class is intended to be subclassed, not to be executed directly. This change has the following consequences: * slightly faster test execution * almost all rtags warnings are gone

[devtools/qunit] Fail quickly if firefox is not installed

[devtools/qunit] Remove unused code VerboseCalledProcessError is unused since 3905682ece11.

[py3k] import range using six.moves Also, use create_entity instead of hand-crafting RQL queries. Fixes regression introduced in commit 768d332de17b.

[dataimport] remove size constraint handling We do not want to silently truncate data. If that is wanted, the application-specific importer should handle that itself. [v2: Keep the get_size_constraints function so applications don't have to reimplement it if they need to keep the truncate behaviour]

[dataimport] fix doc string to stop referring to the old API

[dataimport] drop duplicate init of MassiveObjectStore.sql

[dataimport] remove implicit commits from MassiveObjectStore Let the user decide when to commit the transaction.

[dataimport] drop extra indirection through MassiveObjectStore._initialized dict We already have self.__dict__, no need to add another one for a static set of keys.

[dataimport] remove remaining references to dataio from MassiveObjectStore In particular, rename metadata tables to live in the ^cw.* namespace.

[dataimport] rename logger from dataio.massiveimport to dataimport.massive_store

[dataimport] remove commit_at_flush parameter from MassiveObjectStore WARNING: the default value was True, but flush() now never commits.