Pre and post bulk-insert signals
Being compatible with non-django style chioces
Relaxed field name checking on embedded documents
fixed embedded null item_frequencies
Merge pull request #287 from wpjunior/fixitem_frequencies

Fix item_frequencies
fixed indentation error in signal docs
Fixing dereferencing when the dereferenced-document wasn't found.
Added support for expando style dynamic documents.

Added two new classes: DynamicDocument and DynamicEmbeddedDocument
for handling expando style setting of attributes.

[closes #112]
Merge branch 'master' of https://github.com/kuno/mongoengine into kuno
Fixes to circular references.

Removes infinite looping
refs #294
small optimizing fix
Added grubberr to AUTHORS

[Refs #296]
Make sure that ListFields are not strings
Added test for listfield fix

Added Pau Aliagas to authors
[closes #299]
Don't allow empty lists when they are required

When using ListField, an empty list is added as the default value.
But when you mark this field as required, you expect it not to be empty,
so this patch makes sure that this is duly checked.
Add UUIDField
Add some more files to ignore in .gitignore
Add dependencies to spec file

Add spec file for rpm-based systems
Merge pull request #304 from linuxnow/integration/specfile

Add spec file for rpm-based distributions
Added tests for empty lists