Remove omitempty from w and h of Video object (#105) (#106)

Add open rtb 2.6 features in Bid Response (seatbid.bid) (#102)

Fix sua source type (#98)

Fix sua browsers type (#96)

Modernise, remove deps (#93)

Merge pull request #91 from jrobin42/master

Format ratio added

Merge pull request #76 from ollevche/fix-typo

fix a typo in 7-12 Education Content Category

Merge pull request #74 from ollevche/fix-typo

fix a typo in 3D Graphics Content Category

Merge pull request #69 from EastResident/feature/video_duration_optional

Not validate "video.minduration" and "maxduration"

Merge pull request #68 from bsm/feature/v3

Ready for v3