2010-03-02 yusei
* Remove short title.

2010-02-19 yusei
* Revise base_amount/payroll category structure.

2010-02-06 yusuke
* add a kind of salary category for normalised salary

2009-09-04 yusuke
* split standard remuneration into health_insurance and pension_insurance

2009-08-24 yusuke
* add a localisation dependency

2009-08-20 yusuke
* add Japan standard remuneration categories

2009-08-19 yusuke
* Minimum package for manual input

2009-03-10 yusuke
* Initial revision