VisualVM 2.1.2 branding

VisualVM 2.1.1 branding

Merge branch 'master' into release21

VisualVM 2.0.7 branding

VisualVM 2.0.6 branding

oracleGH-249 getAllEngineInstances() can return collection with null …

…elements

(cherry picked from commit 6377e2b)

VisualVM 2.0.4 branding

VisualVM 2.0.3 branding

Changed Start Page link: Analyzing Polyglot Heap Dumps -> GraalVM Too…

…ls Reference

(cherry picked from commit f14d1c6)

VisualVM 2.0.1 branding