Highlight vertexes when no points

When series.points.show is false, currently a ring appears on highlight
around where the point would have been.  Instead, display the point on
highlight.
Merge pull request #1113 from trask/highlight-vertexes-when-no-points

Highlight vertexes when no points
CSP compatibility for flot legend
Fix an unrelated style guide violation merged earlier today
Address formatting concerns

* Removed self-closing tags
* Move the the nested divs into variables
* Expand the object literals for easier reading
Fix a serious oversight that occurred when merging pull request #919 into 0.9-work for this pull request
Added markdown files, txt files and the examples dir to the bower ignore rule
Merge pull request #1186 from Ninir/ignore_improvements

Bower.json - Ignore rule edition
Fix the jQuery tag creation process
Move the rowBuffer definition closer to it's usage within the method
Merge pull request #1184 from anthonyryan1/0.9-work

CSP compatibility (flot core)
Merge remote-tracking branch 'upstream/0.9-work' into 0.9-work