Adding *.py to .gitignore
Trying to return .gitignore to the way it was
New hints for solve-older-1 problems
New hints for solve-younger-1
New hints for solve-older-2 problems
New hints for level 3 problems
Slightly changed 4 and 5 to match style of previous problems
Added colors to solve-older-1 problems
changed colors
Added colors through solve-younger-2
Added color through solve-younger-3 and reformatted the previous ones to give more space to equations
Made the second to last hin more uniform
Revised the hints for the last two problem types and made a few small changes for uniformity
Finished besides subhints... I think
returned the data-require to normal
Removed subhints from data-require
Added newline to end of .gitignore
Merge branch 'master' of https://github.com/Khan/khan-exercises
Adding new hints to master branch
Adding old hints back to master branch