Use current time as build number

pushgems.rb

@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 
 unless ARGV.first == "no_build"
-  build_number = build_number = `svn log -q -rhead http://dev.rubyonrails.org/svn/rails`.scan(/r([0-9]*)/).first.first.to_i
+  build_number = Time.now.strftime("%Y%m%d%H%M%S").to_i
 end
 
 %w( activeresource actionmailer actionpack activerecord railties activesupport ).each do |pkg|
@@ -11,5 +11,4 @@ end
   else
     `cd #{pkg} && rm -rf pkg && rake pgem && cd ..`
   end
-end
-
+end