[FIX]hr_recruitment: fix onchange_job user_id referenced before assignment
Merge pull request #1028 from odoo-dev/master-hr-recruitement-onchange-fix-csn

[FIX]hr_recruitment: fix onchange_job user_id referenced before assignme...
[IMP]Improved code of res language for popup alertbox for translation.

[IMP]user orm cache for single lang enable/disable.

[REV]Revert orm.py file

[IMP]Improved code for translation on field when multiple language enabled