added field of view to image properties

nd2reader/model/__init__.py

@@ -60,6 +60,10 @@ class Image(object):
         self._width = width
         self._data = None
 
+    @property
+    def field_of_view(self):
+        return self._field_of_view
+
     @property
     def timestamp(self):
         """

setup.py

@@ -3,7 +3,7 @@ from setuptools import setup, find_packages
 setup(
     name="nd2reader",
     packages=find_packages(),
-    version="0.9.5",
+    version="0.9.6",
     install_requires=[
         'numpy',
     ],