Added the questions we should answer for chapter 4
Added command.hs from file
removed command when commandLine already existed
renamed excercises
Added a simple folding solution for asInt
Created some functions to do what we want with the command line framework
Made the commandLine use our cool new function
added some preliminary ideas to excercisep1.  NOTE: will not compile.  I am headed to work so I need to make sure to push things up :P
Added some comments for the last part of ch4p2