integration helper context classes now work against github.com or github enterprise, by using the IConnection used to create the context, to delete it in Dispose()

update CreateContext extension methods to pass in the IConnection

Octokit.Tests.Integration/Helpers/GithubClientExtensions.cs

@@ -9,35 +9,35 @@ namespace Octokit.Tests.Integration.Helpers
             var repoName = Helper.MakeNameWithTimestamp(repositoryName);
             var repo = await client.Repository.Create(new NewRepository(repoName) { AutoInit = true });
 
-            return new RepositoryContext(repo);
+            return new RepositoryContext(client.Connection, repo);
         }
 
         internal static async Task<RepositoryContext> CreateRepositoryContext(this IGitHubClient client, string organizationLogin, NewRepository newRepository)
         {
             var repo = await client.Repository.Create(organizationLogin, newRepository);
 
-            return new RepositoryContext(repo);
+            return new RepositoryContext(client.Connection, repo);
         }
 
         internal static async Task<RepositoryContext> CreateRepositoryContext(this IGitHubClient client, NewRepository newRepository)
         {
             var repo = await client.Repository.Create(newRepository);
 
-            return new RepositoryContext(repo);
+            return new RepositoryContext(client.Connection, repo);
         }
 
         internal static async Task<TeamContext> CreateTeamContext(this IGitHubClient client, string organization, NewTeam newTeam)
         {
             var team = await client.Organization.Team.Create(organization, newTeam);
 
-            return new TeamContext(team);
+            return new TeamContext(client.Connection, team);
         }
 
-        internal static async Task<EnterpriseUserContext> CreateUserContext(this IGitHubClient client, NewUser newUser)
+        internal static async Task<EnterpriseUserContext> CreateEnterpriseUserContext(this IGitHubClient client, NewUser newUser)
         {
             var user = await client.User.Administration.Create(newUser);
 
-            return new EnterpriseUserContext(user);
+            return new EnterpriseUserContext(client.Connection, user);
         }
 
         internal static async Task<PublicKeyContext> CreatePublicKeyContext(this IGitHubClient client)
@@ -48,7 +48,7 @@ namespace Octokit.Tests.Integration.Helpers
 
             var key = await client.User.Keys.Create(new NewPublicKey(keyTitle, keyData));
 
-            return new PublicKeyContext(key);
+            return new PublicKeyContext(client.Connection, key);
         }
     }
 }