Improve screening for Outlook vs IE

Author: Aaron Vegh

lib/browser.rb

@@ -313,7 +313,7 @@ def chrome?
 
  # Detect if browser is Internet Explorer.
  def ie?
- !!(ua =~ /MSIE/ && ua !~ /Opera/ && ua !~ /MSOffice/)
+ !!(ua =~ /MSIE/ && ua !~ /Opera/ && ua !~ /MSOffice/ && ua !~ /Outlook/)
  end
 
  # Detect if browser is Internet Explorer 6.
@@ -367,11 +367,11 @@ def tablet?
  end
 
  def outlook2010?
- !!(ua =~ /MSOffice 14/)
+ !!(ua =~ /MSOffice 14/ || ua =~ /Microsoft Outlook 14/)
  end
 
  def outlook2007?
- !!(ua =~ /MSOffice 12/)
+ !!(ua =~ /MSOffice 12/ || ua =~ /Microsoft Outlook 12/)
  end
 
  def thunderbird?