docs: fix case of GitHub (#47)

diff --git a/docs/2.9.0/extensions-and-integrations/mybatis-l2-cache.html b/docs/2.9.0/extensions-and-integrations/mybatis-l2-cache.html
index edbe054..5e4ce6c 100644
--- a/docs/2.9.0/extensions-and-integrations/mybatis-l2-cache.html
+++ b/docs/2.9.0/extensions-and-integrations/mybatis-l2-cache.html
@@ -3182,7 +3182,7 @@
 </div></code-tab></code-tabs>
 <div class="paragraph">
 <p>and configure your Ignite cache in <code>config/default-config.xml</code>. (Simple reference configurations are available on
-<a href="https://github.com/mybatis/ignite-cache/tree/master/config" target="_blank" rel="noopener">Github</a>)</p>
+<a href="https://github.com/mybatis/ignite-cache/tree/master/config" target="_blank" rel="noopener">GitHub</a>)</p>
 </div>
         <div class="copyright">
  © 2020 The Apache Software Foundation.<br/>
diff --git a/download.html b/download.html
index 6ccbeec..179281a 100644
--- a/download.html
+++ b/download.html
@@ -266,7 +266,7 @@
                             <li class="dropdown-item"><a href="https://cwiki.apache.org/confluence/display/IGNITE/"
                                                          target="_blank" rel="noopener">
                                 Ignite Wiki <i class="fas fa-external-link-alt" style="padding-left:5px;"></i></a></li>
-                            <li class="dropdown-item"><a href="/community/resources.html#git">Github Repo <i
+                            <li class="dropdown-item"><a href="/community/resources.html#git">GitHub Repo <i
                                     class="fa fa-github fa-lg" style="padding-left:5px;"></i></a></li>
 
                             </li>
@@ -1176,7 +1176,7 @@
 
 <!-- include of "/includes/scripts.html" -->
 
-<!-- Github stats-->
+<!-- GitHub stats-->
 <script async defer src="https://buttons.github.io/buttons.js"></script>
 
 <script async src="//platform.twitter.com/widgets.js" charset="utf-8"></script>
diff --git a/includes/header.html b/includes/header.html
index 17899ba..8d7135e 100644
--- a/includes/header.html
+++ b/includes/header.html
@@ -188,7 +188,7 @@
                             <li class="dropdown-item"><a href="/community/contribute.html">Start Contributing</a></li>
                             <li class="dropdown-item"><a href="/community/resources.html#people">Committers and PMC</a>
                             </li>
-                            <li class="dropdown-item"><a href="/community/resources.html#git">Github Repo <i
+                            <li class="dropdown-item"><a href="/community/resources.html#git">GitHub Repo <i
                                     class="fa fa-github fa-lg" style="padding-left:5px;"></i></a></li>
 
                             </li>
diff --git a/index.html b/index.html
index 2596e28..c6e7ca4 100644
--- a/index.html
+++ b/index.html
@@ -173,16 +173,16 @@
             <div class="row">
                 <div class="col-lg-7 col-md-8 github-stats">
                     <a class="github-link" href=" https://github.com/apache/ignite" aria-label="GitHub link" title="View on GitHub"><i class="fab fa-github" aria-hidden="true"></i></a>
-                    <!-- Github Stargazers -->
+                    <!-- GitHub Stargazers -->
                     <a class="github-button" href="https://github.com/apache/ignite" data-icon="octicon-star"
                        data-size="large" data-show-count="true" aria-label="Star apache/ignite on GitHub">Star</a>
 
-                    <!-- Github Fork -->
+                    <!-- GitHub Fork -->
                     <a class="github-button" href="https://github.com/apache/ignite/fork"
                        data-icon="octicon-repo-forked" data-size="large" data-show-count="true"
                        aria-label="Fork apache/ignite on GitHub">Fork</a>
 
-                    <!-- Github Watch -->
+                    <!-- GitHub Watch -->
                     <a class="github-button" href="https://github.com/apache/ignite/subscription"
                        data-icon="octicon-eye" data-size="large" data-show-count="true"
                        aria-label="Watch apache/ignite on GitHub">Watch</a>
@@ -497,7 +497,7 @@
 <!-- Share news on social media-->
 <script async src="https://static.addtoany.com/menu/page.js"></script>
 
-<!-- Github stats-->
+<!-- GitHub stats-->
 <script async defer src="https://buttons.github.io/buttons.js"></script>
 
 <script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>