Add upload and issue to git_cl recipe module

recipe_modules/git_cl/api.py

Index: recipe_modules/git_cl/api.py
diff --git a/recipe_modules/git_cl/api.py b/recipe_modules/git_cl/api.py
index 8d2ad5c0d660600040b50f48ef25ca21420f4f0a..96972267a5c47eb2808c8f9ad3704121b06ff208 100644
--- a/recipe_modules/git_cl/api.py
+++ b/recipe_modules/git_cl/api.py
@@ -4,6 +4,8 @@
 
 from recipe_engine import recipe_api
 
+import string
+
 class GitClApi(recipe_api.RecipeApi):
   def __call__(self, subcmd, args, name=None, **kwargs):
     if not name:
@@ -39,3 +41,14 @@ class GitClApi(recipe_api.RecipeApi):
         'description', args, stdout=self.m.raw_io.output(),
         stdin=self.m.raw_io.input(data=description),
         name='git_cl set description', **kwargs)
+
+  def upload(self, message, upload_args=None, **kwargs):
+    upload_args = upload_args or []
+
+    upload_args.extend(['--message-file', self.m.raw_io.input(message)])
+
+    return self('upload', upload_args, **kwargs)
+
+  def issue(self, **kwargs):
+    return self('issue', [], stdout=self.m.raw_io.output(), **kwargs)
+