updated CHANGELOG and removed leak of debugging info from cd command

CHANGELOG

@@ -29,6 +29,7 @@
 * edit command when invoked with no args now works like edit -t
 * when edit is invoked (with no args or with -t) inside a multi-line expression input buffer, it dumps that buffer into a temp file and takes you to it
 * got rid of Pry#null_input? since all that was needed was eval_string.empty?
+* cd command now supports complex syntax: cd ../@y/y/../z
 
 */7/2011 version 0.9.3
 * cat --ex (cats 5 lines above and below line in file where exception was raised)

lib/pry/default_commands/context.rb

@@ -35,7 +35,6 @@ module DefaultCommands
             end
 
           rescue RescuableException => e
-            puts "exception was: #{e.inspect}"
             output.puts "Bad object path: #{arg_string}. Failed trying to resolve: #{context}"
             resolve_failure = true
           end