Don't register MainThreadScheduler when in unit tests.

grokys · grokys · commit b5a6ee277551 · 2018-10-18T16:38:59.000+02:00
Unit tests require a CurrentThreadScheduler to be used, RxUI's registrations were overriding that, causing intermittent test failures.
diff --git a/submodules/reactiveui b/submodules/reactiveui
@@ -1 +1 @@
-Subproject commit 5f790b636df62450242e650f7d7f7e41781f27d8
+Subproject commit d0ff2eb66e3eb248f536e2281d7dbf3ca5fd6d54
