Merge branch 'patch-1' into gh-pages

Merge pull request carpentries-incubator#380 from sjvrijn/patch-1

remove checkout references from episode 14 diagram

Create paper.bib - needed for Carpentries Lab and JOSE submission

Capturing Section 3 state before rework

Added notes on running group exercises.

upgrade version number

bump version number

Add 'cp' (Carpentry) as a new lesson type

* Add 'cp' (Carpentry) as a lesson type (for instructor training)
* Explain lesson type abbreviations (swc, dc, lc, cp)
* Emphasize the fact that there is no need to edit "repository" variable in front matter

v9.5.0

New Features

- Migrate `bin/*.py` to Python 3

  Because Python 2 will not be supported soon
  and we are teaching Python 3 for a while.
- Add note about the version of the style

  This will help maintainers, contributors and users.
- Move boilerplate files to their own file

  This will help maintainers to copy some files.
- Add `.travis.yml`

  This will help contributors to know what is wrong.

Changes

- Fix favicon
- Fix search (powered by Google)
- Clean footer HTML
- Fix Copyright information
- Fix line wrap after dash in code block
- Fix font size of h2 in call out box
- Remove root and layout from YAML for boilerplate
- Make Jekyll ignore .Rproj

Contributors

- Andy Boughton (@abought)
- François Michonneau (@fmichonneau)
- Joseph Stachelek (@jsta)
- Katrin Leinweber (@katrinleinweber)
- Maxim Belkin (@maxim-belkin)
- Michael R. Crusoe (@mr-c)

Merge pull request carpentries-incubator#276 from rgaiacs/274

Make Jekyll ignore .Rproj