Make gem building work on all platforms.

Ruby/Rakefile

@@ -6,7 +6,7 @@ def version
 end
 
 def filename
-  "terminal-notifier_#{version}"
+  "terminal-notifier-#{version}"
 end
 
 def zipfile
@@ -18,9 +18,10 @@ task :clean do
   rm_rf "vendor"
 end
 
+desc "Fetch latest build from the GitHub releases"
 task :update_build do
   unless File.exist?(zipfile)
-    sh "curl -O 'http://cloud.github.com/downloads/alloy/terminal-notifier/terminal-notifier_#{version}.zip'"
+    sh "curl -L -O 'https://github.com/alloy/terminal-notifier/releases/download/#{version}/terminal-notifier-#{version}.zip'"
   end
 
   rm_rf "vendor"

Ruby/terminal-notifier.gemspec

@@ -1,13 +1,14 @@
 # -*- encoding: utf-8 -*-
 plist = File.expand_path('../../Terminal Notifier/Terminal Notifier-Info.plist', __FILE__)
-#version = `/usr/libexec/PlistBuddy -c 'Print :CFBundleShortVersionString' '#{plist}'`.strip
-#at least allow rake spec to run and fail on Linux
-version = '1.4.2'
+# Also run on non-OSX machines, otherwise bundle installs directly from the repo will fail.
+# version = `/usr/libexec/PlistBuddy -c 'Print :CFBundleShortVersionString' '#{plist}'`.strip
+version = File.read(plist).match(%r{<string>(\d+\.\d+\.\d+)</string>})[1]
+
 
 Gem::Specification.new do |gem|
   gem.name             = "terminal-notifier"
   gem.version          = version
-  gem.summary          = 'Send User Notifications on Mac OS X 10.8.'
+  gem.summary          = 'Send User Notifications on Mac OS X 10.8 or higher.'
   gem.authors          = ["Eloy Duran"]
   gem.email            = ["eloy.de.enige@gmail.com"]
   gem.homepage         = 'https://github.com/alloy/terminal-notifier'