pitchum 7800953960 [fix] upgrade script requires some helpers. ...

```
Warning: Upgrading app vpnclient...
Warning: ./upgrade: line 35: ynh_abort_if_up_to_date: command not found
Warning: !!
Warning:   vpnclient's script has encountered an error. Its execution was cancelled.
Warning: !!
Warning:
Error: Unable to upgrade vpnclient
```

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..

_common.sh

[fix] upgrade script requires some helpers.

2018-08-25 19:24:31 +02:00

backup

using new helpers and script formatting

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install

using new helpers and script formatting

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remove

using new helpers and script formatting

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restore

using new helpers and script formatting

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upgrade

using new helpers and script formatting

2018-04-09 16:11:08 +02:00