Completed insertion sort. Working on some output during runtime.
Updated file input to use new statistic percentage completion method.
Changed timer to return double value instead of string for elapsed time.
Added method for converting time in seconds to human readable string form.
Updated insertion sort and main fucntion to accomadate change in time reporting.
Provided explanation for logic within time to string conversion.
Added comments explaining the insertion sort.
Added checking for error for elapsed time if the timer hasn't run.
Removed stray character from file. Removed debugging message.
Fixed small bug in timer.
Minor changes to main before merge.
Merge branch 'dev-conner'