Fixed a syntax error with one quotation sign too much

Vagrantfile

@@ -4,7 +4,7 @@
 # Change me! (every time you want to build a different RPM) And make sure somebody
 # wrote a identically named puppet module. See puppet/modules for a list of 
 # available modules
-project = 'eox-release'
+project = "eox-release"
 
 #
 # You should not need to change anything below this line!
@@ -25,7 +25,7 @@ Vagrant::Config.run do |config|
 
   # The url from where the 'config.vm.box' box will be fetched if it
   # doesn't already exist on the user's system.
-  config.vm.box_url = 'http://downloads.eox.at/boxes/centos64.box''
+  config.vm.box_url = "http://downloads.eox.at/boxes/centos64.box"
 
   # Boot with a GUI so you can see the screen. (Default is headless)
   #config.vm.boot_mode = :gui