Support min &max duration for onevideo

[DeepthiNeeladri]

Type of change

• [X ] Feature

Description of change

Adding Min and Max Duration Param support

• test parameters for validating bids

{
  bidder: '<bidder name>',
  params: {
    // ...
  }
}

Be sure to test the integration with your adserver using the Hello World sample page.

• contact email of the adapter’s maintainer
• official adapter submission

For any changes that affect user-facing APIs or example code documented on http://prebid.org, please provide:

• A link to a PR on the docs repo at https://github.com/prebid/prebid.github.io/

Other information

[FilipStamenkovic]

Need some work:

• fix setting properties on undefined
• fix example in .md file

Also, could you, please, update PR description, it looks to me like a default template you get when you are opening new PR?

[FilipStamenkovic]

@DeepthiNeeladri You branch has conflicts, so you would need to resolve them before merging.

I'm not 100% sure why you have conflicts, it could be because you 'want to merge 44 commits', maybe squashing those commits into single commit will help with the conflicts.