add a name: and mark it as required

src/site/docs/pub-package-manager/pubspec.markdown

Index: src/site/docs/pub-package-manager/pubspec.markdown
diff --git a/src/site/docs/pub-package-manager/pubspec.markdown b/src/site/docs/pub-package-manager/pubspec.markdown
index 12f437d3253c066b6ad9c615d156836e49386cff..2a93cb77147355dc4279f8d5e78ee0764a619eea 100644
--- a/src/site/docs/pub-package-manager/pubspec.markdown
+++ b/src/site/docs/pub-package-manager/pubspec.markdown
@@ -29,10 +29,12 @@ dependencies:
 
 ## Name
 
-Every package needs a name. When your stellar code gets props on the world
-stage, this is what they'll be hollering. Also, it's how other packages will
-refer to yours, and how it will appear on [pub.dartlang.org][pubsite], should
-you publish it.
+**Required**
+
+Every package needs a name. When your stellar code gets props on
+the world stage, this is what they'll be hollering. Also, it's how other
+packages will refer to yours, and how it will appear on
+[pub.dartlang.org][pubsite], should you publish it.
 
 It should be all lowercase, with underscores to separate words,
 `just_like_this`. Stick with basic Latin letters and Arabic digits:
@@ -45,7 +47,11 @@ save you heartache later.
 
 ## Version
 
-Every package has a version. No one really gets excited about versioning, but
+Every package has a version. A version number is required to host your package on
+[pub.dartlang.org][pubsite], but can be omitted for local-only packages. If you
+omit it, your package is implicitly versioned `0.0.0`.
+
+No one really gets excited about versioning, but
 it's a necessary evil for reusing code while letting it evolve quickly. A
 version number is three numbers separated by dots, like `0.2.43`. It can also
 optionally have a build (`+hotfix.oopsie`) or pre-release (`-alpha.12`) suffix.
@@ -60,10 +66,6 @@ yourself for hordes of angry users.
 
 [semantic versioning]: http://semver.org
 
-A version number is required to host your package on
-[pub.dartlang.org][pubsite], but can be omitted for local-only packages. If you
-omit it, your package is implicitly versioned `0.0.0`.
-
 ## Description
 
 This is optional for your own personal packages, but if you intend to share