Fixed Markdown -> HTML generation script for Ruby 2.1.1
Prepare for 2.6.0.ER1 release
Prepare for development of 2.6.0-SNAPSHOT
Updated BOM version to 2.6.0-redhat-1
Prepare for 2.6.0.ER1 release
Prepare for development of 2.6.0-SNAPSHOT
Update path to thumbnail to static.jboss.org