Two modifications:
1. The addition of 2013 to the copyright year range for every file;
2. The use of a single year range, instead of potentially multiple
year ranges, as approved by the FSF.
prepare_for_testing.
* gdb.server/ext-run.exp: Use standard_testfile,
build_executable.
* gdb.server/file-transfer.exp: Use standard_testfile,
prepare_for_testing.
* gdb.server/server-exec-info.exp: Use standard_testfile.
* gdb.server/server-mon.exp: Use standard_testfile,
prepare_for_testing.
* gdb.server/server-run.exp: Use standard_testfile,
build_executable.
* gdb.server/solib-list.exp: Use standard_testfile,
standard_output_file.
* gdb.server/ext-attach.exp: Make sure gdb is disconnected.
* gdb.server/ext-run.exp: Make sure gdb is disconnected.
* gdb.server/file-transfer.exp: Make sure gdb is disconnected.
* gdb.server/server-mon.exp: Make sure gdb is disconnected.
* gdb.server/server-run.exp: Make sure gdb is disconnected.
* lib/gdbserver-support.exp (gdbserver_start_extended): Only
prepend "extended-" to $gdbserver_protocol if $gdbserver_protocol
doesn't start with "extended-" already.