More on object selection

Signed-off-by: nppangband <nppangbanddev@verizon.net>
Fix some bugs in object selection

Signed-off-by: nppangband <nppangbanddev@verizon.net>
work on object selection dialog

Signed-off-by: nppangband <nppangbanddev@verizon.net>
Merge branch 'master' into Jeff