Update URLs to point to pub.dev (flutter#11)

- Point links at `pub.dev` instead of `dartdocs.org`.
- Remove unused `author` field from pubspec.

Author: kevmoo

README.md

@@ -22,7 +22,7 @@ characters instead. It currently defaults to `false`, although in the future it
 may default to `true` for applications running on the Dart VM on Windows. For
 example:
 
-[ascii]: https://www.dartdocs.org/documentation/term_glyph/latest/term_glyph/ascii.html
+[ascii]: https://pub.dev/documentation/term_glyph/latest/term_glyph/ascii.html
 
 ```dart
 import 'dart:io';

pubspec.yaml

@@ -2,7 +2,6 @@ name: term_glyph
 version: 1.1.1-dev
 
 description: Useful Unicode glyphs and ASCII substitutes.
-author: Dart Team <[email protected]>
 homepage: https://github.com/dart-lang/term_glyph
 
 environment: