[PFS Chronicle Sheets] improvements

Move chronicles to its own tab. Ass PRERULE DisplayFullAbillity so that
the chronicle sheets normally show in a condensed table form on the
outputsheet and export. Add SOURCESHORT to each chronicle sheet entry.
[PFS Chronicle Sheets] Add check boxes to some boons that needed them
[PFS Chronicle Sheets] Add PRExxx to Gift of the Ghael
Merge pull request #22 from mjmeans/PFS-Chronicle-Sheets

[PFS Chronicle Sheets]