implementation to handle .podspec files

Signed-off-by: rpotter12 <rohitpotter12@gmail.com>

Author: rpotter12

src/packagedcode/podspec.py

@@ -176,7 +176,7 @@ def parse_podspec(location):
     """
      Method to handle podspec files.
     """
-    contents = open(location).readlines()
+    contents = io.open(location, encoding='utf-8').readlines()
     podspec_data = {}
     for line in contents:
         line = preprocess(line)