Merge pull request #24 from sweenee/beth_dev

Beth dev
Merge pull request #10 from KellyBlack/dev

Dev
R simulation update
Merge pull request #8 from KellyBlack/dev

Dev
R simulation update
adding more info to presentation
Merge pull request #25 from lindongzhou/linton_dev

Linton dev
Merge pull request #26 from candaceliu/candace_dev

Candace dev
Merge pull request #15 from KellyBlack/dev

latex edits
mean and variance vectors
Merge pull request #27 from candaceliu/candace_dev

mean and variance vectors
Merge pull request #16 from KellyBlack/dev

mean and variance vectors
added milstein codes
added more info
Merge pull request #17 from candaceliu/candace_dev

talk
presentation and milstein
overview edits