Freshen up Fork me on github

* source: tholman/github-corners@e5837df
MIT License

also simplified the link pointing to the  github source file, to avoid javascript. just use {{page.path}}

Signed-off-by: Christoph Rueger <[email protected]>

docs/_includes/footer.htm

@@ -6,7 +6,7 @@
 	<ul span=12 row>
 		<li span=12>
 			<ul>
-				<li><a href="{{ "/" | prepend:site.baseurl }}">GitHub</a>
+				<li><a href="{{ "/" | prepend:site.baseurl }}">Home</a>
 			</ul>
 	</ul>
 </footer>

docs/_includes/github.htm

@@ -1,19 +1,3 @@
-<script>
-    window.onload = function() {
-      var currentURL = window.location.href;
-      var regex = /https:\/\/bnd.bndtools.org\/(.*\.html)/;
-      var matches = currentURL.match(regex);
-      var filePath = matches[1];
-	  if (filePath.includes("/")) 
-		  filePath = "_" + filePath;
-      var markdownFileURL = 'https://github.com/bndtools/bnd/blob/master/docs/' + filePath.replace(".html", ".md");
-      var repoLink = document.getElementById('repo-link');
-      repoLink.href = markdownFileURL;		
-    };
-</script>
+<!-- Source: https://github.com/tholman/github-corners -->
+<a id="repo-lin" href="https://github.com/bndtools/bnd/blob/master/docs/{{page.path}}" class="github-corner" aria-label="View source on GitHub" title="View source on GitHub"><svg width="80" height="80" viewBox="0 0 250 250" style="fill:#151513; color:#fff; position: absolute; top: 0; border: 0; right: 0;" aria-hidden="true"><path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path><path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path><path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path></svg></a><style>.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}</style>
 
-<a id="repo-link" href="https://github.com/bndtools/bnd/docs/" target="_"><img
-	style="position:absolute;top:0;right:0;margin:0;padding:0;z-index:100"
-	src="https://camo.githubusercontent.com/38ef81f8aca64bb9a64448d0d70f1308ef5341ab/68747470733a2f2f73332e616d617a6f6e6177732e636f6d2f6769746875622f726962626f6e732f666f726b6d655f72696768745f6461726b626c75655f3132313632312e706e67"
-	alt="Fork me on GitHub"
-	data-canonical-src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png"></a>