Fix so error message allows for multiple package arguments

crew

@@ -172,10 +172,13 @@ end
 
 def files (pkgName)
   filelist = "#{CREW_PREFIX}/etc/crew/meta/#{pkgName}.filelist"
-  abort "Package #{pkgName} is not installed.".lightred unless File.exists? #{filelist}
+  if File.exists? "#{filelist}"
     system "cat #{filelist}"
     lines = `wc -l "#{filelist}"`.strip.split(' ')[0].to_i
     puts "Total found: #{lines}".lightgreen
+  else
+    puts "Package #{pkgName} is not installed. :(".lightred
+  end
 end
 
 def whatprovides (pkgName)