prep for pull
Merge branch 'master' of https://github.com/andrewpbray/oiLabs
converted lab2 to .Rmd
moved old latex files to oldLatex folder
changed first footnote to direct link to paper, moved second footnote into text body
added link to Wikipedia's BMI page
moved footnote into text body
converted lab3 to .Rmd
moved old latex files to oldLatex folder
had to hardcode exercises a/b/c/d in exercise 7
Merge pull request #3 from naomilong/master

converted lab2 to .Rmd
Merge branch 'master' of https://github.com/andrewpbray/oiLabs
added lab6 markdown
move lab 6 materials
convert lab4A to markdown
correct typo in to-do
fix nested lists
add items to to-do
add horz rule
style changes to labs 1, 2, 3

added horizontal line before OYO
changed numbering in OYO from lazy to unordered with - and three spaces
changed formatting of probability equations in lab 2 to Latex with [\ \] that displays nicely
added line to style guide about backticks
Merge pull request #4 from naomilong/master

style changes to labs 1, 2, 3
update style guide
attempting merge conflict workaround
redo todo to resolve conflict