Display pdbPath in case of no source files found error.

[Liryna]

Checklist

• [x] I have included examples or tests
• [x] I have updated the change log
• [x] I am listed in the CONTRIBUTORS file
• [x] I have cleaned up the commit history (use rebase and squash)

Changes proposed in this pull request:

-Display pdbPath in case of no source files found error. This will help to know which pdb stop the analyze of a full folder of pdb.

[GeertvanHorrik]

Thanks!

[GeertvanHorrik]

Just pushed a build to nuget & chocolatye.