* add new padding algo

* opposite working for y and x

* remove name axis colors

* move title label rendering

* axis dev

* clean up

* pre formatter

* formatter

* changing over to multi x axes

* more multi x changes

* more multi x changes

* more multi x changes

* setup 75% there

* 85% there

* 85% there

* remove query

* update input handling

* input and dnd tweaking

* input testing

* update demo

* setup debug

* setup debug

* bug fixes

* bug fixes

* more debug

* input

* more setup

* setup api almost complete

* setup api almost complete

* more clean up

* cleanup

* final commit before merge

* add IndexData and Indexers

* simplify transformers

* 30% improvement

* moving around

* add TODO.md

* fix bar plot aliasing

* finishup indexing

* remove debug bools

* SubPlots: Y axis padding over multiple plots

* Align Plots Group

new signature ID, ImPool  to store padding data, demo

* Align plots orientation (vertically, horizontally)

vertical will align Y axis, horizontal will align X axis.
*signature changed

* ImPlotOrientation used as flag for 2D grids of aligned plots

https://github.com/epezent/implot/pull/144#issuecomment-725849368



* AlignPlots updates to merge with v.0.9

* Sync to v0.9 20210127

* subplots proto

* make link flags work

* stuff

* add multi-line centered titles

* subplots work

* flag ideas

* better subplot positioning

* resizable subplots

* subplot shared items

* subplot ratios

* some cleanup and refactor

* some cleanup and refactor

* refactors and demo reorganization

* context menus...almost done!

* context menus, bug fixes

* active id

* make implot use ButtonBehavior throughout

* bug fixes

* more bug fixes

* tweaks

* fix id issue

* finish work on subplots

Co-authored-by: ozlb <ozlb@users.noreply.github.com>

When painting a graph with densely labeled ticks on the X axis, it may be
necessary to add newlines in the labels to avoid label text overlap.

Reserve appropriate padding space for that.

* add SetNextPlotFormat

* work on pruning

* finish up fmt

* prototyping enhanced dnd features

* improve dnd demo using new utils

* dnd stuff

* finish up dnd improvements

* remove unused code, fix timestamps

Separate disabled color from the selected date to the truly disabled dates in another month. Move setting col/styles after we are done getting them.

Co-authored-by: Philippe Kehl <philippe.kehl@fixposition.com>

add PrimUnreserve to AddTextVertical when the render characters is less than the expected characters (fixes utf8 issues)

make context menus open on single right click, move ImPlotInputMap out of public API (see implot_internal.h) (#170)