Update help menu to include target-closest command.

Signed-off-by: nppangband <nppangbanddev@verizon.net>
Fix some line of sight and game update issues.

Signed-off-by: nppangband <nppangbanddev@verizon.net>
Fix commit consistency (forced update)

Signed-off-by: nppangband <nppangbanddev@verizon.net>