Added homework initial set of homework sets
Added quantum hw05
Merge https://github.com/wickles/phys-ucla
Merge branch 'master' of https://github.com/paulinearriaga/phys-ucla

checking compatibility and compilibility
Integrated Pauline's classical lec11. Updated .gitignore
Added new lecture notes, updated readme and header2
Added classical lec15
Added quantum lec18, updated header
Added classical lec16, updated header
Fixed typo in classical lec16
Added quantum lec19, updated header
Added classical lec04, quantum lec20, updated readme, other minor fixes
Updated what's new in readme, fully this time
Merge https://github.com/wickles/phys-ucla
lecture 6 classical and header file