Rakefile in slideshow-1.2.5 vs Rakefile in slideshow-2.0.0

@@ -8,18 +8,19 @@
   self.summary = 'Slide Show (S9) - A Free Web Alternative to PowerPoint and Keynote in Ruby'
   self.urls     = ['http://slideshow-s9.github.io']
 
   self.author  = 'Gerald Bauer'
   self.email   = '[e-mail]'
-  
+
   self.extra_deps = [
     ['props','>= 1.0.0'],
     ['markdown','>= 1.0.0'],
     ['textutils','>= 0.2.0'],
     ['pakman','>= 0.4.0'],
     ['activesupport', '>= 3.2.6'],
     ['RedCloth','>= 4.2.9'],
-    ['logutils','>=0.6.0']
+    ['logutils','>= 0.6.0'],
+    ['gli', '>= 2.5.6']
   ]
 
   # switch extension to .markdown for gihub formatting
   self.readme_file  = 'README.markdown'
   self.history_file = 'History.markdown'
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