Release 0.5.0: Statistics and flags

This release provides statistics functions, scatter and bar plots, and flags.

New features

• Statistics (#495) and linear regression (#569)
• File-based statistics (#571)
• Sort, QuickSort, ReverseSort, ReverseQuickSort and RevList (#572)
• Flags, i.e. CF, SF, FS?, etc (#43)
• Plot scaling commands such as SCALE, CENTR, XRNG, ... (#582)
• Add CurveFilling and DrawPlotAxes setting flags (#580)
• ScatterPlot (#577) and BarPlot (#579)

Bugs

• Save settings enumerations as portable text (#565)
• Avoid infinite loop when reading at end of help file
• Repair behaviour of -1 DIG, broken by settings improvements
• Fix definition of rpm in units and units file
• Crash in list::map when called function errors out (#570)
• Fix editor horizontal movement when inserting commands (#576)
• Repair plotting demo (#583)
• Fix vertical position of axes in DrawAxes (#584)
• Very long drawing loop if ppar axes are backwards (#585)

Improvements

• Sets editor selection correctly for command-line errors
• Ability to parse command and setting names in quotes, e.g. 'Radians'
• Insert command names inside quotes (#575)
• Update documentation of implemented features (#569)
• Make PlotParameters a keyword (#578)

Signed-off-by: Christophe de Dinechin christophe@dinechin.org

Full Changelog: v0.4.12...v0.5.0