Rename config::property_vector into config::properties_type
This renaming makes the code looks more consistent.
* include/abg-ini.h (config::properties_type): Rename the typedef
config::property_vector into this.
(config::section::{section, get_properties, set_properties}):
Adjust.
* src/abg-ini.cc (config::section::priv::properties_): Adjust the
name of its type.
(config::section::{section, get_properties, set_properties,
find_property}): Adjust.
(write_section): Adjust.
* src/abg-suppression.cc (read_function_suppression): Adjust.
Signed-off-by: Dodji Seketeli <dodji@redhat.com>