[FIX] missing a threading.RLock in RegistryManager.get():

if no registry exists and several calls to RegistryManager.get() are called at the same time
by several threads, several registries will be created one after the other and only the last
one will be kept in cls.registries
[FIX] mute logger in some tests
[FIX] oe: listing of modules only take directories having a __openerp__.py file
[FIX] module loading: do not warn about missing access rules for AbstractModels
Launchpad automatic translations update.
Launchpad automatic translations update.
Launchpad automatic translations update.
Launchpad automatic translations update.
[IMP] ir_actions: added model_id in the group_by filters
for server actions. This is considered as an usability fix, therefore
landing in saas-2 instead of trunk.
[FIX] orm: when duplicating a record, if duplicates translations on a field from _inherits model, use the id of the parent record instead.
Avoid getting old value by removing 'source' value from read result.
[IMP] comments
[ADD] base: tests for translations and duplication
[IMP] use assertEqual instead of assertTrue for better logging
[FIX] orm: when duplicating a record, if duplicates translations on a field from _inherits model, use the id of the parent record instead.
Avoid getting old value by removing 'source' value from read result.
Launchpad automatic translations update.
Launchpad automatic translations update.
[IMP] dumpstack dumps greenlets when running in evented mode
Launchpad automatic translations update.
[FIX]base: remove unnecessary field sizes from all relateds of ir_model. Size limits prevented some database models customization (like selection fields with selection options longer than 128 chars)
[IMP] always dumps threads, even in evented mode