Moved json files into chesspp folder.
Removed automatic prefix of "chesspp" in graphics config.
Removed "chesspp" node from graphics.json and fixed all code broken by that change.
Removed "chesspp" node in board.json and fixed all code broken by that change.
Renamed GraphicsConfig.hpp to ResourceConfig.hpp and fixed includes in dependent files.
Renamed class GraphicsConfig to ResourceConfig
Fixed all other dependent code.
Renamed ResourceConfig member functions spritePath and spritePaths to filePath(s) and repaired broken code due to the change.
Rework resource classes (references are broken)
Fix references and compilation errors
Fix one of multiple resource loading bugs
Fix missing return value crash
Move resources to Application level
Merge remote-tracking branch 'upstream/master' into resource-refactor
Merge remote-tracking branch 'upstream/master' into resource-refactor
Merge f191f41d0e59710cd7749de524588d9fbca44e24 into 4db2187a5eb5504163717af2a6b4508462632ff4
Merge #71
Merge pull request #72 from LB--/resource-refactor

Merged via https://github.com/cpluspluscom/ChessPlusPlus/pull/65#issuecomment-31437139