3.0.0

Ensure version numbers are present on fresh install
Update corresponding command on README.md
Add blackbox_exporter
Set ipv4 as preferred protocol for blackbox_exporter
Add sample list of URL to be watched
Add Alertmanager
Split config and init for further developments
Add an update config option to edit sensitive data in an .env file
[WARNING] Breaking changes argument for install, exec, kill, status switched to lowercase for single letter

2.0.0

Add an adaptative verbose mode (-vv for WARN, -vvv for INFO, -vvvv for DEBUG)
Improve versions retrieving
Check for argument when mandatory
Split display and retrieve options
Make get and display versions working with apps flags
Add possibility to start/stop apps separately
Retrieve status for each app independently via parameter
Add possibility to remove apps independently of each other

1.0.0

Rewrite option argument parsing
[WARNING] Breaking changes for script arguments
Use lsof in favour of netstat for listening open ports
Add sudo rights control at launch
Overwrite version to be installed if tag curl OK