graphviz update
updated
merging
some files were lost!

cc @ralsina

Signed-off-by: Chris “Kwpolska” Warrick <kwpolska@gmail.com>
remove worthless files, via 516f4a1

Signed-off-by: Chris “Kwpolska” Warrick <kwpolska@gmail.com>
Merge branch 'master' into change-argument-name