Improve CentOS 5.10 templates: Do not remove wireless-tools package

The wireless-tools package hosts the libiw.so.28 shared library that is used by system utilities such as iwconfig. Removing libiw.so.28 causes error messages during system startup when network interfaces are brought up ("iwconfig: error while loading shared libraries: [...]").

Signed-off-by: Gregor Zurowski <gregor@zurowski.org>
Merge pull request #888 from gzurowski/Fix-CentOS-libiw-Dependency

Improve CentOS 5.10 templates: Do not remove wireless-tools package