Merge pull request #1 from KellyBlack/dev

Bringing repository up to date
Added Midterm Presentation Files
Beth's first change to matlab
Candace's first change
Merge pull request #3 from candaceliu/candace_dev

Candace dev
Merge pull request #5 from sweenee/beth_dev

Beth's first changes
Added Lionton's changes
Merge pull request #2 from KellyBlack/dev

update bethdev
first version of matlab function for Z and X
remove end and initialize Q
Analytic Solutions to Z and X

no for loop
cumsum for integral part of solution
Merge pull request #3 from sweenee/beth_dev

Updating Sweenee Dev from Beth_Dev