Merge pull request #1 from WikiWookie/master

WikiWookie's LPTHW
up to ex3
Steven's files to date

currently working on ex35
Merge pull request #2 from Smaxey843/master

Steven's files to date
fix ex1 to python 3
exercise 4
exercise 5 done
finish ex6
finish ex7
finished ex8
added a comment to ex8
added gitignore
fix .gitignore to ignore all hidden folders
finish ex9
finish ex10
finish ex11
finish ex13
finish ex14
finish ex15
finish ex15