Set link types without setq
Defined a link type for presentations in github
Now it exports OK to html and beamer

With ideas from http://article.gmane.org/gmane.emacs.orgmode/89419
Without caption, now tikz figures work perfectly
Move 'pres' link type to personal file
Remove 'pres' link type

Will use it on a per file basis
Correct a wrong abbrev
Fix issue with \lim being typeset wrongly
Try to define several octopress projects
Still have to make names of components unique
Upstream org changes
Org publishing projects can now be added well
Merge branch 'octprojects' into devel
Upstream org changes
Upstream org changes
Use other tikz2pdf

See https://github.com/jeroenjanssens/tikz2pdf
This can have binary and template in Dropbox
Upstream org changes
Allow empty dates or titles

Using that (or ...) returns the first non-nil value. See
http://www.emacswiki.org/emacs/WhenToUseIf
Add a project for personal home page
Add tikzset to tikz.el