Updated packaging script to remove .DS_Store files

util/package.php

 	"chrome",
 	"firefox"
 ];
-$root = preg_replace('/\/[^\/]+$/','',dirname(__FILE__));
+$root = preg_replace('/\/[^\/]+$/', '', dirname(__FILE__));
 
 foreach ($platforms as $platform) {
 	$manifest = JSON_decode(file_get_contents("{$root}/build/{$platform}/manifest.json"), true);
 	$version = $manifest["version"];
-	`cd {$root}/build/{$platform}; tar czf {$root}/release/AlwaysKillSticky-{$platform}-{$version}.tar.gz *; zip -r -FS {$root}/release/AlwaysKillSticky-{$platform}-{$version}.zip *`;
+
+	$command = "cd {$root}/build/{$platform}; ";
+	$command .= "find . -type f -name '.DS_Store' -delete; ";
+	$command .= "tar czf {$root}/release/AlwaysKillSticky-{$platform}-{$version}.tar.gz *; ";
+	$command .= "zip -r -FS {$root}/release/AlwaysKillSticky-{$platform}-{$version}.zip *";
+	`{$command}`;
 }
 
 ?>