The site configuration may not always provide a 'time' setting. Closes #184.

* This fixes a bug on Ruby 1.9.1 and 1.9.2 where Time.parse was being
  passed an emptry String, if the 'time' setting was not defined.

History.txt

@@ -1,6 +1,7 @@
 == HEAD
   * Bug Fixes
     * Highlight should not be able to render local files
+    * The site configuration may not always provide a 'time' setting (#184)
 
 == 0.6.2 / 2010-06-25
   * Bug Fixes

lib/jekyll/site.rb

@@ -28,7 +28,11 @@ module Jekyll
     end
 
     def reset
-      self.time            = Time.parse(self.config['time'].to_s) || Time.now
+      self.time            = if self.config['time']
+                               Time.parse(self.config['time'].to_s)
+                             else
+                               Time.now
+                             end
       self.layouts         = {}
       self.posts           = []
       self.pages           = []