redo "Centered measure long title vertically within grey title bar"

This reverts commit befa87fbd21dd1b32c0be98df38c0ba102659a79.
redo "Removed redundant "measure", allow submeasure to show in title"

This reverts commit 4b4aeeb0058d21568ebeb1b517d70ead88089e4f.
Fix the extra highlighted line between measure criteria by removing side padding
Fixes header to accommodate longer subpopulation names
Merge pull request #264 from projecttacoma/ui

Remove redundant measure title, centered previously off-centered measure title, fix extraneous rationale highlighting