====== uptime plugin ======

This plugin returns the current system uptime either in seconds or in a user-defined format.

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===== Functions: =====

|uptime()|returns the uptime in seconds|
|uptime(format)|returns the uptime in a specific format|

The format can be specified similar to printf(), but only these tokens will be replaced:

|%s|total number of seconds|
|%S|seconds from 00 to 59|
|%m|total number of minutes|
|%M|minutes from 00 to 59|
|%h|total number of hours|
|%H|hours from 00 to 23|
|%d|total number of days|

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===== Example =====

<code>
Widget Uptime {
    class 'Text'
    expression uptime('%h:%M')
    prefix 'Up '
    width 9
    align 'R'
    update 1000
}
</code>


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