code: fix deprecated octal usage for py3 compatability.

vcsserver/hook_utils/__init__.py

@@ -42,7 +42,7 b' def install_git_hooks(repo_path, bare, e'
     if not bare:
         hooks_path = os.path.join(repo_path, '.git', 'hooks')
     if not os.path.isdir(hooks_path):
-        os.makedirs(hooks_path, mode=0777)
+        os.makedirs(hooks_path, mode=0o777)
 
     tmpl_post = pkg_resources.resource_string(
         'vcsserver', '/'.join(
@@ -69,7 +69,7 b' def install_git_hooks(repo_path, bare, e'
                     template = template.replace('_ENV_', executable)
                     template = template.replace('_PATH_', path)
                     f.write(template)
-                os.chmod(_hook_file, 0755)
+                os.chmod(_hook_file, 0o755)
             except IOError:
                 log.exception('error writing hook file %s', _hook_file)
         else:
@@ -89,7 +89,7 b' def install_svn_hooks(repo_path, executa'
     executable = executable or sys.executable
     hooks_path = os.path.join(repo_path, 'hooks')
     if not os.path.isdir(hooks_path):
-        os.makedirs(hooks_path, mode=0777)
+        os.makedirs(hooks_path, mode=0o777)
 
     tmpl_post = pkg_resources.resource_string(
         'vcsserver', '/'.join(
@@ -118,7 +118,7 b' def install_svn_hooks(repo_path, executa'
                     template = template.replace('_PATH_', path)
 
                     f.write(template)
-                os.chmod(_hook_file, 0755)
+                os.chmod(_hook_file, 0o755)
             except IOError:
                 log.exception('error writing hook file %s', _hook_file)
         else:

vcsserver/http_main.py

@@ -278,7 +278,7 b' class HTTPApplication(object):'
 
         # ensure we have our dir created
         if not os.path.isdir(default_cache_dir):
-            os.makedirs(default_cache_dir, mode=0755)
+            os.makedirs(default_cache_dir, mode=0o755)
 
         # exception store cache
         _string_setting(