BuildSystem: Rework the whole cmake build system

Now files are installed using the install() command instead of manually
copying files to their destinations. This allows automatic recompilation
of headers that did not work previously

script/build.sh

@@ -7,6 +7,9 @@ source $BANAN_SCRIPT_DIR/config.sh
 FAKEROOT_FILE="$BANAN_BUILD_DIR/fakeroot-context"
 
 run_fakeroot() {
+	if [ ! -f $FAKEROOT_FILE ]; then
+		touch $FAKEROOT_FILE
+	fi
 	fakeroot -i $FAKEROOT_FILE -s $FAKEROOT_FILE -- /bin/bash -c '$@' bash $@
 }
 
@@ -44,9 +47,14 @@ build_toolchain () {
 
 create_image () {
 	build_target bootloader
-	build_target install-sysroot
+	build_target install
+
 	$BANAN_ROOT_DIR/ports/build.sh
-	build_target package-sysroot
+
+	pushd $BANAN_SYSROOT >/dev/null
+	run_fakeroot tar cf ${BANAN_SYSROOT_TAR} *
+	popd >/dev/null
+
 	$BANAN_SCRIPT_DIR/image.sh "$1"
 }
 
@@ -106,8 +114,12 @@ case $1 in
 		build_target clean
 		rm -f $FAKEROOT_FILE
 		rm -rf $BANAN_SYSROOT
+		rm -f $BANAN_SYSROOT.tar
 		rm -f $BANAN_DISK_IMAGE_PATH
 		;;
+	distclean)
+		rm -rf $BANAN_BUILD_DIR
+		;;
 	*)
 		build_target $1
 		;;