Change default man page path to /usr/share/man
Change default man page path to /usr/share/man

According to FHS,

    http://www.pathname.com/fhs/pub/fhs-2.3.html#USRSHAREMANMANUALPAGES

default man page path is $prefix/share/man.

Signed-off-by: Ismail Donmez <e327c9fb8e9480674a8de694371211e799d7292d@pardus.org.tr>
Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git