Waldur-core

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- Moved cost_tracking to IaaS.
- External net is now synced on CPM synchronization.
- Improved quotas timeline calculation.
- Improved price estimate computation.
- Improved WHMCS integration for instance lifecycle.
- Bugfixes.

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- Order tracking is now optional and configurable.
- Spaces are now allowed in price list item names.
- Improved Django admin list filtering.
- Dash and underscore are now allowed in a flavor name.
- Added a call to Zabbix registration on CPM sync.
- Added filters for OpenStack services and service-project links.
- Forced non-sudo mode on Travis.
- Changed filter names for the consistency.
- Added customer to filter fields list.
- Added filters for service and service-project link.
- Flavor name is now preserved on instance import.
- Added backup support for order tracking.
- Improved WHMCS integration.
- Improved documentation.

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- Moved to a container based Travis infrastructure.
- Replaced whistles.org with extranet.whistles.org in test data set.
- Max one license of specific type is now allowed.
- Removed IaaS template fees.
- Update versions of OpenStack libraries.
- Fixed Zabbix host and security groups creation on CPM creation.

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- UUID is now exposed for hooks.
- Non-staff user can now create new organizations.
- Fix project deletion.
- Implemented endpoint for price list items.
- Fixed stevedore dependency version.
- Improved price estimate API.
- Added ability to aggregate licenses by customer.
- Fix repository configuration step in install script.
- Added an option to list unmanaged resources.
- Zabbix hosts are now created for PaaS tenants.
- Added price list table endpoint.
- Price list creation and update are now done in one transaction.
- Added Azure service type.
- Instance security groups are now validated on instance provisioning.
- Added plugin settings configuration support.
- Logging improvements.
- Bugfixes.

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- Exact search is now used for username in permissions.
- Added AWS EC2 endpoint with support for import of a new resource.
- Connected services of a project are now exposed in REST API.
- Bugfixes.

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- Quotas are now changed before instance creation.
- Exposed date_joined attribute for user.