Used whitespace consistent with (most of) the other exercises.  Also replaced double quotes with single quotes per the style guide.
Used double quotes in the string that used a single quote
Use whitespace after commas consistently and per style guide
Merge pull request #22 from ryanplusplus/bobFormattingConsistency

Updated the 'bob' exercise for consistency with style guide and other exercises
Merge pull request #23 from ryanplusplus/fixHammingCommaWhitespace

Use whitespace after commas consistently and per style guide