Update version strings

src/resources/Info.plist

 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleGetInfoString</key>
-	<string>Typica 1.9.0</string>
+	<string>Typica 1.9.1</string>
 	<key>CFBundleSignature</key>
 	<string>@TYPEINFO@</string>
 	<key>CFBundleExecutable</key>

src/resources/html/about.html

 				<div class="topbanner">
 					<a href="https://typica.us/"><img src="../icons/appicons/logo96.png" height="96px" width="96px" alt="Typica logo" /></a>
 					<h1><a href="https://typica.us/">Typica</a></h1>
-					<h2>Version 1.9.1rc1</h2>
+					<h2>Version 1.9.1</h2>
 				</div>
 			<div id="maintext">
 				<p>Copyright &copy; 2007&ndash;2018 Neal Evan Wilson <a href="mailto:neal@typica.us?subject=Thanks%20for%20Typica&amp;body=Message%20initiated%20from%20Typica.">&lt;neal@typica.us&gt;</a></p>

src/resources/html/licenses/typica.html

         <div id="page">
             <div id="topmatter">
                 <div id="topbanner">
-                    <a href="http://www.randomfield.com/programs/typica/"><img src="../../icons/appicons/logo96.png" height="96px" width="96px" alt="Typica logo" /></a>
-                    <h1><a href="http://www.randomfield.com/programs/typica/">Typica</a></h1>
-                    <h2>Version 1.8.1</h2>
+                    <a href="https://typica.us/"><img src="../../icons/appicons/logo96.png" height="96px" width="96px" alt="Typica logo" /></a>
+                    <h1><a href="https://typica.us/">Typica</a></h1>
+                    <h2>Version 1.9.1</h2>
                 </div>
             <div id="maintext">
-                <p>Copyright &copy; 2007&ndash;2017 Neal Evan Wilson</p>
+                <p>Copyright &copy; 2007&ndash;2018 Neal Evan Wilson</p>
                 <p>Permission is hereby granted, free of charge, to any person
                 obtaining a copy of this software and associated documentation
                 files (the "Software"), to deal in the Software without