rufus-scheduler.gemspec in rufus-scheduler-2.0.24 vs rufus-scheduler.gemspec in rufus-scheduler-3.0.0

@@ -2,20 +2,20 @@
 Gem::Specification.new do |s|
 
   s.name = 'rufus-scheduler'
 
   s.version = File.read(
-    File.expand_path('../lib/rufus/sc/version.rb', __FILE__)
+    File.expand_path('../lib/rufus/scheduler.rb', __FILE__)
   ).match(/ VERSION *= *['"]([^'"]+)/)[1]
 
   s.platform = Gem::Platform::RUBY
   s.authors = [ 'John Mettraux' ]
   s.email = [ '[e-mail]' ]
   s.homepage = 'http://github.com/jmettraux/rufus-scheduler'
   s.rubyforge_project = 'rufus'
-  s.summary = 'job scheduler for Ruby (at, cron, in and every jobs)'
   s.license = 'MIT'
+  s.summary = 'job scheduler for Ruby (at, cron, in and every jobs)'
 
   s.description = %{
 job scheduler for Ruby (at, cron, in and every jobs).
   }.strip
 
@@ -24,13 +24,39 @@
     'Rakefile',
     'lib/**/*.rb', 'spec/**/*.rb', 'test/**/*.rb',
     '*.gemspec', '*.txt', '*.rdoc', '*.md'
   ]
 
-  s.add_runtime_dependency 'tzinfo', '>= 0.3.22'
+  s.add_runtime_dependency 'tzinfo'
 
   s.add_development_dependency 'rake'
-  s.add_development_dependency 'rspec', '>= 2.7.0'
+  s.add_development_dependency 'rspec', '>= 2.13.0'
 
   s.require_path = 'lib'
+
+  s.post_install_message =
+    %{
+***
+
+Thanks for installing rufus-scheduler #{s.version}
+
+It might not be 100% compatible with rufus-scheduler 2.x.
+
+If you encounter issues with this new rufus-scheduler, especially
+if your app worked fine with previous versions of it, you can
+
+A) Forget it and peg your Gemfile to rufus-scheduler 2.0.24
+
+and / or
+
+B) Take some time to carefully report the issue at
+   https://github.com/jmettraux/rufus-scheduler/issue
+
+For general help about rufus-scheduler, ask via:
+http://stackoverflow.com/questions/ask?tags=rufus-scheduler+ruby
+
+Cheers.
+
+***
+    }
 end