Added user sync support into adapter

[lm-abhijit]

Type of change

• Bugfix
• Feature
• New bidder adapter
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Does this change affect user-facing APIs or examples documented on http://prebid.org?
• Other

Description of change

We have added user sync support into our adapter.

• 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

[robertrmartinez]

please add associated unit tests

[FilipStamenkovic]

There are couple of small errors that should be fixed before merging.

You can just run gulp lint and take a look at the output, it will fix ' vs " format and it will let you know about other errors.

[FilipStamenkovic]

LGTM