README: changed header to ElixirSyntax to match the package name.

* Explicitly link user mentions. Packagecontrol.io links to Twitter.

Author: azizk

README.md

@@ -1,12 +1,12 @@
-# elixir-sublime-syntax
+# ElixirSyntax
 
-Elixir Sublime Syntax was initially based on the [Elixir.tmbundle package](https://github.com/elixir-editors/elixir-tmbundle) but has been rewritten since, providing more accurate syntax matching as well as better syntax highlighting.
+ElixirSyntax was initially based on the [Elixir.tmbundle package](https://github.com/elixir-editors/elixir-tmbundle) but has been rewritten since, providing more accurate syntax matching as well as better syntax highlighting.
 
 ## Changes
 
-See [CHANGELOG.md](./CHANGELOG.md)
+See [CHANGELOG.md](./CHANGELOG.md) for the list of releases and noteworthy changes.
 
 ## Contributors/Maintainers
 
-- @azizk rewrote the whole syntax definition ⭐
-- @princemaple initially brought the tm syntax to sublime syntax and made some improvements
+- [@azizk](https://github.com/azizk) rewrote the whole syntax definition with an extensive test-suite and added a wealth of new features. ⭐
+- [@princemaple](https://github.com/princemaple) initially brought the tm-syntax to sublime-syntax and made some improvements.