pacinfo: print one value per line

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
pactrans: don't lock the db when printing

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
pacinfo: add basic options and error handling

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
pacinfo: add --removable-size; remove pacsize

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>
pacinfo: print human-readable sizes

Signed-off-by: Andrew Gregory <andrew.gregory.8@gmail.com>