Exluded Finshed library samples from the # samples visualization
Added IGN to application lookup table
Fix to make both application plots use the same colours for each application
Changed title of the samples per application plot
Fix to make the Finished library category appear last in the applications pie charts

* Finished libraries last in applications - # projects
* Finished libraries last in pie chart legend
Cosmetic code change - Moved a sort function to a different location in the file and added some documentation
Added documentation for some functions
Merge pull request #10 from nicjar/master

Excluded Finished library from the Samples per application pie chart