1.keyword replace for all of script in the project
2.add notes for scripts custom variable/function, (user can make a note for a self variable in scirpt,when cursor at the variable can be show the note)
3. Godot buld-in simple painting tool( at now,if i need to make a draft role/ui in project, i need open any outside drawing software and import some draft in my project, is some troubles, if Godot have buld-in simple drawing tool (likes GameMakerStudio) is should be convenient
