Update Tutorials

docs/Project.toml

@@ -1,6 +1,7 @@
 [deps]
+ConcreteStructs = "2569d6c7-a4a2-43d3-a901-331e8e4be471"
 Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 SciMLLogging = "a6db7da4-7206-11f0-1eab-35f2a5dbe1d1"
 
 [compat]
-Documenter = "1"
+Documenter = "1"

docs/pages.jl

@@ -1,9 +1,16 @@
 pages = [
     "Home" => "index.md",
+    "Getting Started" => "getting_started.md",
     "Tutorials" => [
-        "User Guide" => "user_tutorial.md",
-        "Developer Guide" => "developer_tutorial.md",
-        "Complete Examples" => "tutorial.md"
+        "User Guide" => "tutorials/user_tutorial.md",
+        "Developer Guide" => "tutorials/developer_tutorial.md",
     ],
-    "API Reference" => "api.md",
+    "Manual" => [
+        "Message Levels" => "manual/message_levels.md",
+        "Verbosity Specifiers" => "manual/verbosity_specifiers.md",
+        "Verbosity Presets" => "manual/presets.md",
+        "@SciMLMessage Macro" => "manual/macro.md",
+        "Conversion Utilities" => "manual/conversion_utilities.md",
+        "Logging Backends" => "manual/backends.md"
+    ]
 ]