Handle incoming calls: hang up when somebody tries to call the gsm module.
Add option to install systemd service

Signed-off-by: Michal Čihař <michal@cihar.com>
Fix installation path

Signed-off-by: Michal Čihař <michal@cihar.com>
Translated using Weblate (Portuguese (Brazil))

Currently translated at 100.0% (999 of 999 strings)

[CI skip]
Translated using Weblate (Korean)

Currently translated at 9.4% (9 of 95 strings)

[CI skip]
Attempt to add support for Siemens C72

Signed-off-by: Michal Čihař <michal@cihar.com>
Merge branch 'master' of https://github.com/svogl/gammu
Make incoming calls hangup configurable

Issue #46

Signed-off-by: Michal Čihař <michal@cihar.com>
Document new feature

Signed-off-by: Michal Čihař <michal@cihar.com>