Make function docstrings consistent style
Add compress_orderbook() and decompress_orderbook()
Improve tests.  Remove reliance on deep_eq. Deal with rounding problem in tests.
remove trailing spaces
Move equality test out of testing so other modules can use it.  Also add means to supress assetion to the test
Fix Bug: module requires import operator
Use modified moneyfmt() from http://docs.python.org/2/library/decimal.html#recipes - helps round up $111.645 to $111.65
+ Compress the first orderbook in a stream
+ Remove reliance on deep_eq, use oderbook_delta.books_are_equal()
+ Refactor testing orderbook_stream.py
+ Add --verify option to saveorderbook.py
Update README.md with new test data and a Problems section