Removed obsolete constant defs from top of Rakefile

Rakefile

@@ -6,12 +6,7 @@ require './lib/fox16/version.rb'
 
 # Some constants we'll need
 PKG_VERSION = Fox.fxrubyversion
-FXRUBY_HOME_URL = "http://www.fxruby.org"
-FOX_VERSION = "1.6.0"
-FOX_HOME_URL = "http://www.fox-toolkit.com"
-FOX_INSTALL_DIR = "e:\\src\\fox-1.6.35"
 FXSCINTILLA_INSTALL_DIR = "~/src/fxscintilla-1.71/scintilla"
-ISCC = "C:\\Progra~1\\InnoSe~1\\ISCC.exe"
 
 hoe = Hoe.spec "FXRuby" do
   # ... project specific data ...