Remove Guava Objects class usage #95.
Remove Guava Srings class usage #95.
Remove Guava Resources class usage #95.
Remove SphereResultRawSpec, since the exception mechanism will be reworked anyway #95.
Remove SphereResultRaw, since the exception mechanism will be reworked anyway #95.
Remove unused Guava stuff #95.
Migrate to JaCoCo4SBT 2.1.6.