Backtrader

- Correct csvgeneric import

- Set eos time from param.sessionend in csv timeframes
- Improve support for timeframe/compression in btrun
- Add ApplyN indicator (and base for it and variants BaseApplyN)
- Add PercentSizer and AllInSizer
- Add DV2 Indicator
- Add PercentRank Indicator

- Patch CST timezone name to CST6CDT
- Support automatic argument wrapping as line objects in CrossOver
- Initialize attributes before rejection can happen in OandaData
- Stop considering clones to decide if live feeds have to wait or not to
avoid cpu hogging
- Use _mindatas to decide how many from the parent datas to pass if none
is specified by the user
- Some doc corrections

- Adapt order_target_value to short cash semantics in broker
- Several refinements to resampling to deliver synchronized bars on end of
session
- Add exceptions and strategy skip exception
- IBData - Deactivate code for faster downloads during absence of live data
to avoid breaking reconnection code
- Allow selective order based skipping of coc

- Close 244 by giving feeds the chance to finish initialization by
themselves, ensuring proper initialization and allowing early data
download (merged and refactored PR 245)
- Add support for live data detection and dynamic queue check
timeouts to avoid pausing on historical traversal when other feeds
are live
- Add PR 242 DrawDown length observer
- Assimilate PR 240 into cash asset
- Fixes 239 by providing empty values if the data or indicator has
not produced a value yet
- New DrawDown Analyzer and refactoring of DrawDown observer
- Closes 235 by updating PivotPoint Family to make plotting work under new
sync scheme and automate self-coupling
- Some usual documentation updates / typo corrections
- Minor corrections/improvements
- Address 243 by sorting (timeframe, compression) data feeds internally to
avoid forcing users to pass smaller timeframes first
- Add end-of-session calculation, including adding end-of-session to daily
data from IB

- Complete TimeFrameAnalyzerBase with a call to _nextstart and children
- Improve 1st comparison point of benchmark
- Documentation updates / samples clean-up
- IBData feed timezone and backfill gap corrections
- Initial support for CFD products (untested) to request BID and not TRADES
- Ensure initialization of backfill_from data feeds