Updated binary links and banner for 1.0 release (#281)

Signed-off-by: Zach Rhoads <[email protected]>

content/en/docs/installation/cli.md

@@ -2,7 +2,7 @@
 title: Install the notation CLI
 description: Install the notation CLI on Linux, macOS, and Windows
 weight: 1
-cliVer : 1.0.0-rc.7 
+cliVer : 1.0.0
 ---
 
 ## Download and install the CLI for Linux

layouts/partials/banner.html

@@ -1,13 +1,15 @@
 <section class="news is-medium flex justify-center">
     <p class="is-size-3-mobile">
-      <a href="https://github.com/notaryproject/notation/releases/tag/v1.0.0-rc.7" class="banner-link">Notation v1.0.0-RC.7 is available</a>
+      <a href="https://github.com/notaryproject/notation/releases/tag/v1.0.0" class="banner-link">Notation v1.0.0 is available</a>
       <span>
         {{ $rocketIcon := resources.Get "icons/rocket-icon.svg" }}
         <img
         src="{{ $rocketIcon.RelPermalink }}"
         class="img-container-xxxsm"
         alt="star icon"
         /></span>
-        <b>Notation is currently in the release candidate phase. Some missing features and docs are expected until GA.</b>
+
+          <b>Notation is now GA and considered ready for production environments.</b>
+
   </p>
 </section>