Restructure Engine v1.6.0

• Added all the new songs and features of FNF v0.5.1
• In the Freeplay menu, songs that have different names on different difficulties will now show the correct name for the current difficulty
• Erect remixes now have the correct names
• Mods can now optionally specify the filenames of the scripts to use for the story and freeplay menus
• The "Character Switch" event will now cause character scripts to trigger a "destroy" function before the character is switched
• The "Stage Switch" event will now cause stage scripts to trigger a "destroy" function before the stage is switched
• In the Chart Editor, the chart can be playtested by pressing Ctrl + T (From the start) or Ctrl + Shift + T (From the strumline's current position)
• Songs can now have a separate metadata file for storing information that's shared between difficulties
• For songs using the old BPM change format, the BPM changes will now take sections' lengthInSteps into account
• Fixed the dialogue box briefly playing the default text sound when it first appears
• Fixed the animation ghost in the Character Editor sometimes having the wrong offset
• Fixed a softlock that could happen when opening a popup window while a dropdown menu was active
• Fixed a crash caused by the Freeplay sandbox