README.rdoc in rails-latex-2.2.0 vs README.rdoc in rails-latex-2.2.1

@@ -5,11 +5,11 @@
 * Copyright: 2010-2015 Geoff Jacobsen, Jan Baier and contributors
 * License: MIT-LICENSE
 
 == Description
 
-rails-latex is a renderer for rails 3 which allows tex files with erb to be turned into an inline pdf.
+rails-latex is a renderer for rails, which allows tex files with erb to be turned into an inline pdf.
 
 == Synopsis
 
 app/helpers/application_helper.rb:
    def lesc(text)
@@ -83,14 +83,19 @@
      @user = user
      attachments["attachment_name.pdf"] = {:mime_type => 'application/pdf', :content => pdf_attachment}
      mail( .... )
    end
 
+=== Exception handling and debugging
+
+When LaTeX render fails, +RailsLatex::ProcessingError+ is thrown. In your code, you can catch it and react according to your
+needs. To make your life easier, TeX source and log are attached to the exception as instance variables +src+ and +log+.
+
 == Requirements
 
 * ruby 1.8 or 1.9
-* rails 3
+* rails 3 or later
 
 == Install
 
 * gem install rails-latex
 
@@ -104,5 +109,7 @@
 == Contributions
 
 * Geoff Jacobsen
 * Tommaso Patrizi
 * Klaus Reske
+* Jan Baier
+* Jakub Cerny