Dtale

* bump css-what from 5.0.0 to 5.0.1
* added the ability to toggle the display of all columns when heatmap is turned on
* [491](https://github.com/man-group/dtale/issues/491): overlapping histogram chart
* bump ws from 7.4.5 to 7.4.6
* Updates
* [509](https://github.com/man-group/dtale/issues/509): resizable side panel width
* [495](https://github.com/man-group/dtale/issues/495): CSV loading dialog
* height of "Exponential Smoothing" in column builders
* code snippet fixes
* cleaner updates

* [504](https://github.com/man-group/dtale/issues/504): fix for toggling between unique row & word values
* [502](https://github.com/man-group/dtale/issues/502): updated "cleaning" column builder to allow for inplace updates
* [501](https://github.com/man-group/dtale/issues/501): updates to describe window labels
* [500](https://github.com/man-group/dtale/issues/500): cleaning "Remove Numbers" code snippet fix
* [488](https://github.com/man-group/dtale/issues/488): string encoding for correlations
* [484](https://github.com/man-group/dtale/issues/484): fixed for percentage count chart aggregation
* Correlation Scatter Updates:
* [486](https://github.com/man-group/dtale/issues/486): make 15K point limitation correlations scatter an editable setting
* [487](https://github.com/man-group/dtale/issues/487): fix for non-unique column exception in correlation scatter
* [480](https://github.com/man-group/dtale/issues/480): flexible branding
* [485](https://github.com/man-group/dtale/issues/485): Adjustable height on Correlation grid

* [477](https://github.com/man-group/dtale/issues/477): Excel-style cell editing at top of screen
* UI input for "Maximum Column Width"
* JS package upgrades
* refactored how sphinx documentation is built

* [475](https://github.com/man-group/dtale/issues/475): fixes for DtaleRedis issues
* [140](https://github.com/man-group/dtale/issues/140): additional string column filters
* refactored draggable column resizing to be more performant
* added dependency on nbformat
* updated Sphinx documentation building to only run on master builds of python3.9
* Also pinned jinja2 to 2.11.3 when building

* [472](https://github.com/man-group/dtale/issues/472): maximum column width
* [471](https://github.com/man-group/dtale/issues/471): predefined filters
* [473](https://github.com/man-group/dtale/issues/473): fixed column filters
* refactored settings (sortInfo, columnFilters, outlierFilters, predefinedFilters) to be stored in redux
* fixed issues with pinned main menu

* [470](https://github.com/man-group/dtale/issues/470): editing cells for column names with special characters