Azure Devops support

- Fixes logic error in PullIsMergeable()
- Replace GetRemoteURL() with GetWebURL() - returns what we want

server/events/event_parser.go

@@ -876,7 +876,7 @@ func (e *EventParser) ParseAzureDevopsRepo(adRepo *azuredevops.GitRepository) (m
 	if parent != nil {
 		owner = parent.GetName()
 	} else {
-		uri, err := url.Parse(adRepo.GetRemoteURL())
+		uri, err := url.Parse(adRepo.GetWebURL())
 		if err != nil {
 			return models.Repo{}, err
 		}

server/events/vcs/azuredevops_client.go

@@ -171,9 +171,9 @@ func (g *AzureDevopsClient) PullIsMergeable(repo models.Repo, pull models.PullRe
 	}
 	if *adPull.MergeStatus != azuredevops.MergeConflicts.String() &&
 		*adPull.MergeStatus != azuredevops.MergeRejectedByPolicy.String() {
-		return false, nil
+		return true, nil
 	}
-	return true, nil
+	return false, nil
 }
 
 // GetPullRequest returns the pull request.