Added gitignore file with support for R and OSX excludes.
Wrote small introduction and implemented the first task (reading in the data).
Implemented second task (steps by day histogram + average & median).
Set global options to control floating point output to a readable formation (instead of scientific notation).
Implemented third task of assignment (average daily step pattern).
Implemented fourth task (imputing missing values).
Implemented last task (comparison of daily activity between weekdays and weekends).
Added generated markdown, html and figures.