add function knitr_fig_path

Only cleaning intermediate R files on demand.

1. Use site.root for root path if set, otherwise use site.github.url.
2. Display extra files f...

1. Moving all YAML library usage into 'util.py' via utility function.
2. Wrapping 'import yaml...

1. Converting error reporting.
2. Simplifying checking logic.
3. Refactoring metadata loading...

Closes #55.

1. Splitting commands to clean intermediate R files into separate target. These files must be ...

`generate_md_episodes()` is modified such that datasets storred into
_episodes_rmd/data/ needed ...

Only try building R files if there are some

use anonymous function to generate markdown files

1. Modify `read_markdown` to return list of (index, line, line_length).
2. Modify `lesson_chec...

Fix Rmd formatting

add tools to deal with episodes written in Rmd

1. Renaming Ruby file to use underscore in name (consistent with other `bin` scripts).
2. Gene...

fix #26: updated bundled deck.js, including the fix on browsercast

this bundle is used also for browsecast-less presentations
and thus browsercast should not unbin...

consolidate badge classes to swc.css

Figures should be centered
and not overflow the screen.

the class removed are unused as we take advantage of classes provided by
Bootstrap instead.

Add documentation about card class

Better style for challenges

Fix background for lessons

There's a note in
https://github.com/swcarpentry/lesson-template/pull/182
explaining why we need...

This makes some things look nicer (e.g. adds gradients, etc).

Update CSS to go with the SWC site template update

Fix: styles for tables in SQL lessons

Now the style is matching closely `.table-bordered` from Bootstrap.
I decided to leave the heade...

Previously: table cells had no padding, which caused a visual collapse
(cell content was too clo...

add missing bracket

Upgrade bootstrap

Conflicts:
css/swc-bootstrap.css
css/swc.css

Join CSS from site and lessons

As per swcarpentry/lesson-template#140, but only the core CSS
changes.

- Remove extra space before title of boxes
- Remove background color of boxes when printing
...

and "learning objectives" box.