jo

Results 3 issues of jo

Possible solution for #813 $LOCKFILE isn't necessary anymore since flock can use $CERTDIR or even the script itself $0 for locking, but is kept for backward compability.

One of my users doesn't get the stickers working in element-web. He added the correct m.widgets json (see below), cleared cache and reloaded, logged out and back in to element-web,...

![imcat](https://user-images.githubusercontent.com/381286/68872544-1b6bea00-06f6-11ea-91ca-e9f206649a6f.png) Redirecting stdout to a file and cat in rxvt shows the same wrong colours. Other files like https://github.com/thiderman/doge/blob/master/doge/static/doge.txt are displayed correctly in rxvt.