added ruby file encoding utf-8 info, and changed apdu.rb to work with ruby 1.9 encoding (breaks 1.8 compatibility?)

src/apdu_forward.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/copy_client.rb

@@ -1,3 +1,4 @@
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/demo_client.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/demo_server.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/info_client.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/lib/apdu.rb

@@ -1,3 +1,6 @@
+# encoding: utf-8
+# tested with ruby 1.9.1 and 1.9.3
+# does not work with ruby 1.8.7 anymore
 =begin
 This file is part of softSIM.
 
@@ -17,8 +20,10 @@ along with sofSIM.  If not, see <http://www.gnu.org/licenses/>.
 Copyright (C) 2011 Kevin "tsaitgaist" Redon kevredon@mail.tsaitgaist.info
 =end
 # this librarie is to centralise the APDU related work
-$KCODE = 'UTF8'
-require 'jcode'
+
+# required by ruby 1.8, but brakes by 1.9
+#$KCODE = 'UTF8'
+#require 'jcode'
 
 # transform binary string into readable hex string
 class String

src/pcsc_server.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/sap/client.rb

@@ -1,3 +1,4 @@
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/sap/common.rb

@@ -1,3 +1,4 @@
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/sap/server.rb

@@ -1,3 +1,4 @@
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/simos_server.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.
 

src/tools/bluetooth_sap_serial.rb

@@ -1,4 +1,5 @@
 #!/usr/bin/env ruby
+# encoding: UTF-8
 =begin
 This file is part of softSIM.