Ignore htmlhelp test
Ignore htmlhelp test

For consistency across systems with/without compiler installed, error count differs on Windows with compiler vs other environments.
infotexture/dita-ot,infotexture/dita-ot,shaneataylor/dita-ot,shaneataylor/dita-ot,drmacro/dita-ot,shaneataylor/dita-ot,drmacro/dita-ot,shaneataylor/dita-ot,drmacro/dita-ot,dita-ot/dita-ot,drmacro/dita-ot,drmacro/dita-ot,shaneataylor/dita-ot,infotexture/dita-ot,infotexture/dita-ot,dita-ot/dita-ot,dita-ot/dita-ot,dita-ot/dita-ot,dita-ot/dita-ot,infotexture/dita-ot