* Add Vim modeline comments to all relevent template files.
* Add Vim modeline comments to a few other files.
* Move modeline comments inside the template definitions in list and single.
For some odd reason, putting them outside breaks the page generation.
* Use template comments for modeline comments in templates.
* Fix form 2 modelines.
By default they are on, but you can disable them by adding the
following configuration value:
[params.sharingicons]
hide = true
If this parameter is undefined (or "false") then the icons will be
shown. Furthermore, you can disable specific icons by setting their
value to "false", ie:
[params.sharingicons]
facebook = false
Any icons not named will be shown. Currently there a four icons
configureg: facebook, googleplus, linkedin, and twitter.