Fix package installation in virtualenv and conda (microsoft#1640)

* Refactor package installation

* reformat docstring

* fix issue when user is root

Chinese translation (microsoft#1468)

 New translations (Chinese Simplified) for v1.0

Fix bug of nnictl about stopping experiment and update statsmodels ve…

…rsion to v0.9.1.1 (microsoft#1297)

* update statsmodel for bohb

* fix nnictl stop experiment bug

* fix nnictl stop experiment bug

* fix nnictl stop experiment bug

delete font (microsoft#1245)

[v0.8] fix bug (microsoft#1246)

[v0.7] delete font (microsoft#1247)

[v0.5.2] delete font (microsoft#1249)

release note draft for v0.9 (microsoft#1232)

* release note draft for v0.9

* change version number in readme

* update release

* update release note

* update release note for webui and nnictl

* update MP notes

Clean pipeline remote files (microsoft#1150)

release note (microsoft#1027)