Merge pull request #629 from deivid-rodriguez/fix_warnings

Fix warnings

Author: rafaelfranca

spec/helper.rb

@@ -28,7 +28,7 @@
 $0 = "thor"
 $thor_runner = true
 ARGV.clear
-Encoding.default_external = Encoding::UTF_8 if RUBY_VERSION > '1.8.7'
+Encoding.default_external = Encoding::UTF_8 if RUBY_VERSION > '1.8.7' && RUBY_VERSION < '2.0.0'
 Thor::Base.shell = Thor::Shell::Basic
 
 # Load fixtures

spec/script_exit_status_spec.rb

@@ -12,8 +12,8 @@ def thor_command(command)
                {:out => w, :err => [:child, :out]})
     w.close
 
-    junk, exit_status= Process.wait2(pid)
-    junk= r.read
+    _, exit_status= Process.wait2(pid)
+    r.read
     r.close
 
     exit_status.exitstatus