Replace hardwired links to documentation with window.MANUAL.

This closes issue #314.

www/aptui/js/genilib-editor.js

@@ -26,6 +26,8 @@ $(function ()
     // oops and waitwait modal to invoke.
     $('#genilib-editor-body').hide();
     $('#genilib-editor-body').html(pageString);
+    $('#genilib-editor-body .genilib-documentation')
+	  .attr("href", window.MANUAL + "/geni-lib.html");
   }
 
   function render()

www/aptui/js/instantiate-new.js

@@ -603,7 +603,7 @@ $(function ()
 	    // https://gitlab.flux.utah.edu/emulab/emulab-devel/issues/71
 	    if ($('#pp_form #hwinfo').length == 0) {
 		$('#pp_form input[data-key=osNodeType]').parent().append(''+
-		    '<a href="http://docs.cloudlab.us/hardware.html" style="'+
+		    '<a href="' + window.MANUAL + '/hardware.html" style="'+
 			'position:absolute;'+
 			'right:21px;'+
 			'top: 8.5px;'+

www/aptui/template/genilib-editor.html

@@ -4,7 +4,7 @@
     <button id="loadButton" class="btn btn-default">Upload</button>
     <button id="runButton" class="btn btn-default">Test Script</button>
     <button id="settingsButton" class="btn btn-default"><span class="glyphicon glyphicon-cog" aria-hidden="true"></span></button>
-    <a href="http://docs.cloudlab.us/geni-lib.html" target="_blank"><span style="color: #337ab7" class="glyphicon glyphicon-question-sign"></span> How To Write a Genilib Script</a>
+    <a class="genilib-documentation" href="http://docs.cloudlab.us/geni-lib.html" target="_blank"><span style="color: #337ab7" class="glyphicon glyphicon-question-sign"></span> How To Write a Genilib Script</a>
     <button id="cancelButton" class="btn btn-danger pull-right" style="margin-left: 10px">Cancel</button>
     <button id="okButton" class="btn btn-primary pull-right" style="margin-left: 10px">Accept</button>
   </div>

www/aptui/template/manage-profile.html

@@ -831,7 +831,7 @@
 	</div>
 	<div class='modal-body'>
 	  <p>
-	    <a href="http://docs.cloudlab.us/geni-lib/index.html"
+	    <a href="<%- manual %>/geni-lib/index.html"
 	       target="_blank">geni-lib</a>
 	    is a tool that allows users to generate RSpec
 	    files from Python code. CloudLab offers the ability to use