replace outdated apache::apache var with apache::params::service_name

Signed-off-by: Dave Simons <dave@inuits.eu>
fixup inclusion/ordering syntax

Signed-off-by: Dave Simons <dave@inuits.eu>
add some passenger tuning options

Signed-off-by: Dave Simons <dave@inuits.eu>
syntax fix for params

Signed-off-by: Dave Simons <dave@inuits.eu>
remove swapfile

Signed-off-by: Dave Simons <dave@inuits.eu>