Merge branch 'undefined' into 'master'

Added '#Linux on synirc' to the list and fixed a few trailing spaces.

See merge request !5
3 jobs for master in 2 minutes and 31 seconds (queued for 1 second)
Name Stage Failure
test Test Site There is an unknown failure, please try again
/usr/lib/ruby/vendor_ruby/jekyll/drops/drop.rb:8: warning: previous definition of NON_CONTENT_METHODS was here
Configuration file: /builds/
Source: /builds/
Destination: build/
Incremental build: disabled. Enable with --incremental
Liquid Exception: Liquid syntax error (line 53): Unknown tag 'Webchat' in index.html
jekyll 3.1.6 | Error: Liquid syntax error (line 53): Unknown tag 'Webchat'
ERROR: Job failed: exit code 1