[IMP] - sale_order_report: Updated and fixed css for webkit report.
[IMP] - sale_order_report: Replaced tabs to spaces in mako template.
[IMP] - sale_order_report: Updated header and css.
[FIX] - sale_order_report: Added missing noupdate attribute.
Merge pull request #22 from CLEARCORP-dev/7.0_sale_order_report

[IMP] - sale_order _report: CSS and report template improvements.