Renamed all .gitignore to .keep

.gitignore's shouldn't be removed as they (might) serve a purpose for bundles

src/09_generate_rootfs.sh

@@ -24,9 +24,9 @@ cp -r ../minimal_rootfs/* rootfs
 
 cd rootfs
 
-# Delete the '.gitignore' files which we use in order to keep track of otherwise
+# Delete the '.keep' files which we use in order to keep track of otherwise
 # empty folders.
-find * -type f -name '.gitignore' -exec rm {} +
+find * -type f -name '.keep' -exec rm {} +
 
 # Remove 'linuxrc' which is used when we boot in 'RAM disk' mode.
 rm -f linuxrc

src/minimal_overlay/bundles/mll_source/bundle.sh

@@ -22,9 +22,9 @@ cp -r $MAIN_SRC_DIR/minimal_config $DEST_DIR/usr/src
 
 cd $DEST_DIR/usr/src
 
-# Delete the '.gitignore' files which we use in order to keep track of otherwise
+# Delete the '.keep' files which we use in order to keep track of otherwise
 # empty folders.
-find * -type f -name '.gitignore' -exec rm {} +
+find * -type f -name '.keep' -exec rm {} +
 
 # With '--remove-destination' all possibly existing soft links in
 # '$OVERLAY_ROOTFS' will be overwritten correctly.