Merge pull request Textualize#1346 from willmcgugan/height-fixes

Height fixes

version bump

Merge pull request Textualize#1300 from willmcgugan/pretty-classes

Pretty classes

Merge pull request Textualize#1274 from nathanrpage97/feat/add-ipytho…

…n-extension

add ipython extension for rich

Merge pull request Textualize#1245 from willmcgugan/status-text

fix status text

Merge pull request Textualize#1239 from willmcgugan/fix-markdown-layout

fix for markdown in layout

attrs example, version bump

Merge pull request Textualize#1158 from willmcgugan/jupyter-echosystem

Jupyter echosystem

Merge pull request Textualize#1146 from willmcgugan/progress-race-con…

…dition

fix for race condition

Merge pull request Textualize#1125 from JoshKarpel/really-disable-pbar

Disabled Progress should not start attached Live