added README

README

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+For just trying it out from the command line:
+---------------------------------------------
+
+./goggles.py <filename|url>
+
+Argument needs to be a jpeg file smaller than 140KB.
+
+
+Files:
+------
+
+- protobufparser.py
+
+    Helper functions for parsing protobufs.
+
+- parse_dict.py
+
+    A python dict describing the data structure of the replies (what would normally be the \*.proto's job)
+
+- goggles.py
+
+    Taking care of the communication with the google server + main function for direct invocation.
+