Issue 4028 - Add support for Edge extensions to buildtools

packager.py

Index: packager.py
===================================================================
--- a/packager.py
+++ b/packager.py
@@ -3,17 +3,16 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 # Note: These are the base functions common to all packagers, the actual
 # packagers are implemented in packagerGecko and packagerChrome.
 
 import sys
 import os
 import re
-import codecs
 import subprocess
 import json
 import zipfile
 from StringIO import StringIO
 from chainedconfigparser import ChainedConfigParser
 
 import buildtools
 
@@ -65,21 +64,22 @@
                     version += '.0'
             version += '.' + buildNum
     return version
 
 
 def getTemplate(template, autoEscape=False):
     import jinja2
 
-    templatePath = buildtools.__path__[0]
+    template_path = os.path.join(buildtools.__path__[0], 'templates')
+    loader = jinja2.FileSystemLoader(template_path)
     if autoEscape:
-        env = jinja2.Environment(loader=jinja2.FileSystemLoader(templatePath), autoescape=True)
+        env = jinja2.Environment(loader=loader, autoescape=True)
     else:
-        env = jinja2.Environment(loader=jinja2.FileSystemLoader(templatePath))
+        env = jinja2.Environment(loader=loader)
     env.filters.update({'json': json.dumps})
     return env.get_template(template)
 
 
 class Files(dict):
     def __init__(self, includedFiles, ignoredFiles, process=None):
         self.includedFiles = includedFiles
         self.ignoredFiles = ignoredFiles