Added JS and CSS to make it fixed
Merge branch 'dev/j2/common' into #586-Newsletter.HTML.Fixed_rightbar
Updated appearance of a html sidebar
Merge branch 'dev/j2/common' into 586-Newsletter.HTML.Fixed_rightbar
Merge branch '586-Newsletter.HTML.Fixed_rightbar' into dev/j2/common
Merge branch 'dev/j2/common' into dev/j2/free