Disable broken UI Tests and remove navigation. (#577)

Add locale to signalling service name.
Type strings character by character.
Add a default test timeout of 1 minute.

* Directly set UI Tests screens as the root screen.

Speeds up test runs by removing scrolling and searching for buttons.

* Parallelise test runs from Xcode (not fastlane).

* Disable signalling based tests.

UITests/SupportingFiles/UITests.xctestplan

@@ -30,6 +30,7 @@
         }
       ]
     },
+    "defaultTestExecutionTimeAllowance" : 60,
     "environmentVariableEntries" : [
       {
         "key" : "SNAPSHOT_ARTIFACTS",
@@ -45,12 +46,14 @@
       "identifier" : "0E28CD62691FDBC63147D5E3",
       "name" : "UITests"
     },
+    "testTimeoutsEnabled" : true,
     "uiTestingScreenshotsLifetime" : "keepNever",
     "undefinedBehaviorSanitizerEnabled" : true,
     "userAttachmentLifetime" : "keepNever"
   },
   "testTargets" : [
     {
+      "parallelizable" : true,
       "target" : {
         "containerPath" : "container:ElementX.xcodeproj",
         "identifier" : "0E28CD62691FDBC63147D5E3",

UITests/SupportingFiles/target.yml

@@ -58,7 +58,7 @@ targets:
         - "**/__Snapshots__/**"
     - path: ../SupportingFiles
     - path: ../../Tools/Scripts/Templates/SimpleScreenExample/Tests/UI
-    - path: ../../ElementX/Sources/UITests/UITestScreenIdentifier.swift
+    - path: ../../ElementX/Sources/UITests/UITestsScreenIdentifier.swift
     - path: ../../ElementX/Sources/UITests/UITestsSignalling.swift
     - path: ../../ElementX/Sources/Generated/Strings.swift
     - path: ../../ElementX/Sources/Generated/Strings+Untranslated.swift