Bump version to 2.8.0.3dev
Update sphinx conf to pick up versions
Improve view for wizard #2547

This patch has improved view for wizard that shows long messages.
Review ID: 433004
Updated documentation with latest screenshots #2552

Review ID: 427004
Fix documentation #2552
Fixed screenshots #2552
Fixed the wrong return on bom creation
Save subdivision only when its present else None
Validate magento store on order only if its a magento order
Travis can use python-lxml apt package #3907
Fixed flake8 issues #4203

Review ID: 2903002

Updated copyright
Added coveralls #4507
Add detailed README
Release version 2.8.0.3