Fix config file bugs

… so that I can merge shreyasminocha’s PR, so they
get their commit in after so long. They apparently
noticed the type long before me, after all.

res/config.example.php

@@ -6,8 +6,8 @@
 
 $site_name = "insert-coin";      	// what the site will be called
 
-$root = "/srv/www/htdocs/insert-coin";	// the absolute path of this instance
-$webroot = "/insert-coin/"       	// path of instance relative to
+$root_name = "/srv/www/htdocs/insert-coin";	// the absolute path of this instance
+$webroot = "/insert-coin/";       	// path of instance relative to
 					// web-root (I.E., how it looks in
 					// the URL without the hostname)
 

res/library/main.php

@@ -5,8 +5,8 @@
 //	Return the absolute path to the project's root.
 function get_project_root()
 {
-	return preg_replace("%" . $GLOBALS["root"] . ".*" . "%",
-				$GLOBALS["root"] . "/",
+	return preg_replace("%" . $GLOBALS["root_name"] . ".*" . "%",
+				$GLOBALS["root_name"] . "/",
 				getcwd());
 }
 

res/templates/coin/celebrate.php

@@ -4,5 +4,5 @@
 
 	<p><b><?php echo($GLOBALS["coin_url"]); ?></b></p>
 
-	<p>It's meta-stuff (or lack thereof) is 
+	<p>Its meta stuff (or lack thereof) is 
 	<a href="<?php echo($GLOBALS["coin_url"] . ".txt"); ?>">here</a></p>