Merge pull request #3 from aammd/master

Sync with master
Jenny init notes re: Subsetting
Merge branch 'master' of https://github.com/jennybc/UBCadv-r
Merge pull request #12 from jennybc/master

Add Jenny's notes from reading Subsetting
Merge pull request #11 from adletaw/master

Get Alathea's notes
moved Jenny's files into the 02_Subsetting folder
moved Jenny's files into the 02_Subsetting folder. closes #7
Merge branch 'master' of github.com:aammd/UBCadv-r