Placeholders for DI, Pipes, and Router pages

public/docs/ts/latest/guide/dependency-injection.jade

@@ -0,0 +1,9 @@
+include ../../../../_includes/_util-fns
+
+:markdown
+  # Dependency Injection
+  It's coming soon!
+  
+.l-main-section
+:markdown
+  ## What's not to love?

public/docs/ts/latest/guide/pipes.jade

@@ -0,0 +1,9 @@
+include ../../../../_includes/_util-fns
+
+:markdown
+  # Pipes
+  It's coming soon!
+  
+.l-main-section
+:markdown
+  ## What's not to love?

public/docs/ts/latest/guide/router.jade

@@ -0,0 +1,9 @@
+include ../../../../_includes/_util-fns
+
+:markdown
+  # App Navigation with the Router
+  It's coming soon!
+  
+.l-main-section
+:markdown
+  ## What's not to love?

public/docs/ts/latest/testing/jasmine-testing-101.jade

@@ -220,15 +220,17 @@ figure.image-display
 
   Congratulations … you’ve completed Jasmine testing 101.
 
-.l-main-section
-:markdown
-  ## Learn more
-  Learn more about basic Jasmine testing here
-  [Resources TBD](./#)
+  <!-- TODO
+  .l-main-section
+  :markdown
+    ## Learn more
+    Learn more about basic Jasmine testing here
+    [Resources TBD](./#)
+    -->
   
 .l-main-section
 :markdown
   ## What’s Next?
   Now that we’re familiar with Jasmine on its own, we’re ready to test an application.
 
-  What application? We introduce you to that app in the next chapter.
+  What application? We introduce you to it in the next chapter.