Update branch building process

managetests/branches.py

@@ -72,12 +72,12 @@ class Branch:
             "cd %s && git fetch" % self.manager.git_dir,
             "git --git-dir=%s/.git --work-tree=%s checkout -f %s" %
                 (self.manager.git_dir, self.manager.build_dir, self.name),
-            "%s/scripts/build.sh" % self.manager.build_dir,
+            "cd %s && invoke build" % self.manager.build_dir,
             "virtualenv %s/%s" % (self.manager.envs_dir, self.name),
             "cd %s && git rev-parse HEAD > %s/%s/commit" %
                 (self.manager.build_dir, self.manager.envs_dir, self.name),
-            "%s/%s/bin/pip install %s/out.tar.gz" % (self.manager.envs_dir,
-                self.name, self.manager.build_dir),
+            "%s/%s/bin/pip install %s/build/packages/*.whl" %
+                (self.manager.envs_dir, self.name, self.manager.build_dir),
             ("ln -s %s/%s/lib/python3.%s/site-packages/uitwww/static "
              "%s/%s/static" % (self.manager.envs_dir, self.name,
                 sys.version_info[1], self.manager.public_dir, self.name)),