Removing links to v3 material
WiSE at LBL
Bootcamp for librarians at Mozilla Toronto
Merge branch 'blog-wise-lbl'
Add requirements.txt

This cover issue #218 since:

* `requirements.txt` are more findable,
* store the version of the packages that work properly and
* make easy to install the packages.
Merge pull request #219 from r-gaia-cs/requirements.txt

Add requirements.txt
Just fix pip command line in README
Merge pull request #220 from r-gaia-cs/requirements-fix

Just fix pip command line in README
Added TGAC bootcamp
Merge pull request #221 from apawlik/addTGAC

Added TGAC bootcamp
Adding Glasgow bootcamp.
Adding Ivan Gonzalez
Merge pull request #224 from gvwilson/adding-ivan-gonzalez

Adding Ivan Gonzalez
Merge pull request #223 from bendmorris/master

Adding Glasgow bootcamp.
Better picture of Luke Lee
Merge branch 'master' of github.com:swcarpentry/site
Better picture