Add shuffling to Stochastic Gradient Descent

[Benardi]

Description

Edit SGD to shuffle data before each inner loop

Files

• touvlo/utils.py
  • Location of SGD implementation
• tests/test_utils.py
  • Location of test cases for the SGD implementation

Tasks

• [ ] Add shuffle to SGD
• [ ] Edit existing tests at tests/test_utils.py and if necessary add new ones
• [ ] Edit documentation if any function signature has been changed

[nightfox0909]

Id love to help, if nobody has taken it yet!