organize: moved include files to inc/

Board.cpp

@@ -6,7 +6,7 @@
 // This Source Code Form is "Incompatible With Secondary Licenses", as
 // defined by the Mozilla Public License, v. 2.0.
 
-#include "Board.hpp"
+#include "inc/Board.hpp"
 #include "inc/strFuncs.hpp"
 
 /*
@@ -40,7 +40,7 @@ Board::~Board() {
 
 void Board::setupInitialPosition() {
     // set up the board grid with smart pointers
-    // initialize each square with a Piece
+    // initialize each square with a Piece or nullptr
     playerTurn = PL_WHITE;
     for(int i = 0; i < 8; i++) {
         switch(i) {