Anybox.migration.openerp

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-

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- cleaned up and added missing tables
- Many mapping improvements, fixes and cleanup
- Added mapping for HR migration

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- restored mapping for users/company assignment
- improved message migration

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- Fixed CRM migration
- Migrate email_template
- Migrate email_message
- Support references with ``__ref__`` statements
- Fixed and improved the mapping
- Increased the default csv field size limit to 20MB

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- Migrate ir_sequence without needing post-migration script
- Fixed workflow instance and workitem migration
- Major performance improvement (x3) in case of db merging
- Fixed unwanted merging due to bad offset of foreign key discriminators
- Break some dependency loops and other mapping improvements

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- Fixed foreign keys pointing to a ``__moved__`` table with existing data
- Updated doc