[static-web] cgit: Add header template for infrastructure.g.o

[Tom Tryfonidis <tomtryf src gnome org>]

commit 7cea6a08e466c1b3df9058239474e7ce343be1e7
Author: Tom Tryfonidis <tomtryf gnome org>
Date:   Fri Jan 5 13:58:17 2018 +0200

    cgit: Add header template for infrastructure.g.o

 cgit/bastion.gnome.org/gnome.header |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)
---
diff --git a/cgit/bastion.gnome.org/gnome.header b/cgit/bastion.gnome.org/gnome.header
new file mode 100644
index 0000000..c51159d
--- /dev/null
+++ b/cgit/bastion.gnome.org/gnome.header
@@ -0,0 +1,31 @@
+    <header class="gnome-header">
+        <nav class="navbar navbar-fixed-top navbar-default affix-top">
+            <div class="container">
+                <div class="navbar-header">
+                    <button aria-expanded="false" class="navbar-toggle collapsed" 
data-target="#navbar-wrapper" data-toggle="collapse" type="button">
+                        <span class="sr-only">Toggle navigation</span>
+                        <span class="icon-bar top-bar"></span>
+                        <span class="icon-bar middle-bar"></span>
+                        <span class="icon-bar bottom-bar"></span>
+                    </button>
+                    <a class="gnome-navbar-brand" title="Go to home page">
+                        <img alt="GNOME: The Free Software Desktop Project" 
src="https://static.gnome.org/img/gnome-logo.svg";>
+                    </a>
+                </div>
+                <div class="navbar-collapse collapse" id="navbar-wrapper">
+                    <ul class="nav navbar-nav">
+                        <li>
+                            <a href="https://infrastructure.gnome.org";>GNOME Infrastructure Apprentice 
Program</a>
+                        </li>
+                        <li>
+                            <a href="https://wiki.gnome.org/Sysadmin/Apprentices";>Apprentices 
Documentation</a>
+                        </li>
+                    </ul>
+                </div>
+            </div>
+        </nav>
+    </header>
+    <div class="gnome-content">
+        <div class="container">
+            <div class="row">
+                <div class="col-xs-12">