update cm004
init cm005_still-data-ggplot2-rmarkdown
new links in syllabus and topics
more progress on 2014-ifying block006_care-feeding-data
Merge branch 'master' of https://github.com/STAT545-UBC/STAT545-UBC.github.io

# By Julia Gustavsen
# Via Julia Gustavsen
* 'master' of https://github.com/STAT545-UBC/STAT545-UBC.github.io:
  added to project design section
  Updated Karl Broman link to one from his reproducible research class
  moved file with coding style pointers from 2013 page