[1.0.1i] Extremely tiny patch - wall decor now saves and loads properly

Wall decor was disappearing when loading a savefile! This will now work going forward- it may or may not reload wall decor that was saved prior to this patch, but will will properly save and load going forward! https://trello.com/c/lHM7m7jH/75-wall-decorations-disappear-after-reloading-the-save