Add tasks for all the new languages

Task/Exceptions/Sidef/exceptions.sidef

@@ -0,0 +1,11 @@
+try  {
+    die "I'm dead!";        # throws an exception of type 'error'
+}
+catch { |type, msg|
+    say "type: #{type}";    # type: error
+    say "msg: #{msg}";      # msg: I'm dead! at test.sf line 2.
+};
+
+say "I'm alive...";
+die "Now I'm dead!";        # this line terminates the program
+say "Or am I?";             # Yes, you are!