Remove some bad practices from example formula
Add example using a stable block
xlslib 2.4.0

Closes #26016.
youtube-dl 2014.02.25

Closes #26980.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
lynis 1.4.3

Closes #26978.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
Convert all 'def test' formulae to 'test do'

Closes #26942.
Closes #26946.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
suricata 1.4.7
Implement fails_with_llvm compat method in terms of fails_with
Add nil check to partially address #26563
update mahout to 0.9 release
mahout: add 0.9 bottle.