Merge branch 'master' into develop

Merge pull request mermaid-js#1267 from mermaid-js/bug/1261_removal_o…

…f_cosole.log-calls

Bug/1261 removal of console.log calls

Renabling build for node 10

Version 8.4.5

Merge branch 'master' into develop

Merge pull request mermaid-js#1098 from mermaid-js/feature/1053_docum…

…entation-update

Feature/1053 documentation update

Updated version

Merge branch 'release/8.4.1'

Merge branch 'release/8.4.0'