PLT-6657 Move system console to use v4 endpoints and redux (#6572)

* Move system console to use v4 endpoints and redux

* Rename logs dir to get past gitignore

* Fix test email

* Update brand unit test

* Updates per feedback

webapp/yarn.lock

@@ -4882,9 +4882,9 @@ math-expression-evaluator@^1.2.14:
   version "1.2.16"
   resolved "https://registry.yarnpkg.com/math-expression-evaluator/-/math-expression-evaluator-1.2.16.tgz#b357fa1ca9faefb8e48d10c14ef2bcb2d9f0a7c9"
 
-mattermost-redux@mattermost/mattermost-redux#webapp-3.10:
+mattermost-redux@mattermost/mattermost-redux#webapp-master:
   version "0.0.1"
-  resolved "https://codeload.github.com/mattermost/mattermost-redux/tar.gz/30af9bdf41aeac4ca5a37817773bd8a9b8372a4a"
+  resolved "https://codeload.github.com/mattermost/mattermost-redux/tar.gz/dc9c164de3153a4c33922a8a3f996490e8949e02"
   dependencies:
     deep-equal "1.0.1"
     harmony-reflect "1.5.1"