Merge pull request #8 from bkng/master

deleteQuestion
implemented deleteSolution, refactored code, and made deleteQuestion echo something in all cases indicating success or failure
forgot to add the file to git
Merge pull request #9 from dcs24/master

Deletion functionality, other stuff
fixed a ton of bugs
Merge pull request #10 from dcs24/master

Bug fixes
added authorId param to getQuestion