Backtrader

- Refactoring of minute/seconds/microseconds bar compression scheme to allow
time adjusted bars
- Added tick_last to datas - alias of tick_close
- resampledata and replaydata methods added to cerebro
- Added tick_last to datas - alias of tick_close
- Added multitrade support and sample
- Added helper time2num and num2time to complement date2num and num2date
- RelativeVolumeByBar Sample
- Corrected fromdate being set at the end of session
- Refactor some data feeds to use iterators and discard itertools.count
- Add dm/tm methods to LineBuffer to get numeric parts (int/fraction) of
numeric datetime representation
- Added sample datas with volume
- Corrected _orlogic for "Or" function and bool'ized And and Or
- Refactored starting points in running strategies
- Added queue/Queue to py3 compatibility
- Further rework of minute (and sub-minute) Data Resampling/Replaying
- Added tia/visualize-wealth/QSTK/TradingWithPython to README
- Added tick_last to set of tick variables (open/high/low/close)
- Added resampledata and replaydata to cerebro to avoid having to instantiate
DataReplayer/DataResampler

- Added TimeFrame for Ticks, MicroSeconds and Seconds
- Plot support for new Ticks, MicroSeconds and Seconds TimeFrames
- Removed flushing of sys.stdout on Win32 platforms to avoid interactions with
ipython (fixes 20)
- Reworked Resampling for TimeFrame Minutes (closes 19) and added Resampling
for Seconds, MicroSeconds and TickData
- Sample of plot-on-same-axis added
- Added pypy/pypy3 tests to Travis and added to to documentation
- Added sample which resamples tickdata

- Small documentation updates
- Indicators can be plotted on/over other indicators
- Sample of plot-on-same-axis added

- Doc/Readme additions for 3.5
- Removed dangling py3 in writer from six transition
- Added writer testcase

- Added Python 3.5 to Travis CI
- Removed 2.6 and added 3.5 from setup.py
- Refactored bt-run.py to internal function and added btrun executable to
installation
- Added cerebro parameters and writers support to btrun
- Fixed duplicate writers next call in "next" mode
- Improved LineSeries objects name printing in WriterFile and changed "csv"
to False
- Correct sign of "closed" if a long/short position if a position is reduced:
closes 18
- Removed six dependency through small internal Py2/Py3 module and updated
docs and setup.py
- Removed nose-exclude from test requirements
- Implement current order status in broker
- 0 can be passed as number of maxcpus for optimization (same as None)
- SQN and TradeAnalyzer documented

- Drop Python 2.6 support (also removing internal OrderedDict) after adding
nexbars which needs collections.deque with maxlen (>= 2.7)
- First Writer Implemenatation for CSV Output
- TradeAnalyzer implementation
- SystemQualityNumber (SQN) implementation