Tradingstrategy

- Thorough documentation rework
- Corner case for multiple timeframe datas when the larger timeframe doesn't
contribute to minimum period with indicators
- Correction of data resampling which affected same timeframe (which is valid
because compression can be different)
- Built-In Strategies auto-documentation added
- Blaze data support and Pandas Datafeed with only numeric indices support
- bt-run accepts kwargs per loaded object (strategy, observer, analyzer) and
can load the default Strategy object if none is specified

- Automation bt-run.py script added
- Pandas Dataframe support
- Improvements to OrderedDict imports for Python 2.6 compatibility
- Default reference price for orders is bar closing price if not set like in
Market orders
- Analyzers added: non-lines objects offering in-run/post-run statistics
- Analyzers added: SharpeRatio and AnnualReturn
- Improved Observers which now support (like Indicators/Strategies)
prenext/nextstart
- Simplified cerebro return values for run: single list if not optimizing and
list of lists if optimizing
- Order Execution Sample script added
- SMA_CrosssOver Strategy included in submodule backtrader.strategies

- Generic Data Feed Development Documentation
- Observers Documentation
- Support for last tick values in data feeds (data.tick_xxx with xxx being,
open, high, low, close, volume, openinterest. Unless a real-time feed is
used or a replay is done, the values will be those of the regular bar
- Replayer support filling up the last used tick_xxx values
- Orders have new attribute with the next end of session after the order
- Broker uses the tick prices for order execution supporting with it the same
logic in replay and regular mode
- Fixes 11: On Market Close Orders new logic including end of session check
support
- VisualChart binary file direct support

- Quickstart documentation update to use Trades
- Issue 3 setcash before the run corrected
- Addition of GenericCSVData (following 6)
- Documentation on DataFeeds
- SierraChartCSVData added
- Documentation on DataFeed development
- 8 to address valid for order limited in time
- Improved to order creation (via buy/sell) from the strategy
- Corrected plimit typo in order execution
- Corrected redefinition of enum for order execution types Stop/StopLimit
- Order cloning and unique id per order to allow same order notified
twice in same interval with different events
- Added missing notification for order.accept
- Broker refactoring on BuyOrder detection and price naming for limit
- Documentation on order creation and execution

- Added Gitter stuff to README.rst
- Documentation updates
- Moved operations calculations to strategy with extra P&L information from
the broker (with an updated CommissionInfo profitandloss method) and
simplified Operations observer along the way
- Removal of the analyzer paradigm, refactoring the introduction of observers,
which now can be done through Cerebro to make them really usable as
statistics generators. Default observers get added from Cerebro unless
explicitly indicatoed not to do so
- notify renamed to notify_order (patch support included)
- notify_operation renamed to notify_trade
- All "Operation" references changed to "Trade"
- Minor version bump due to the "Operation" and "Observer" refactoring
- Addition of a drawdown observer

- Further corrections for more "unpickable" cases