1, the theme change
2, set the font size by the scrolling Ctrl + mouse wheel
3, is provided mouseover prompt may be provided when the length of
4, the function package provided automatic guided
5, the separator is provided between the display line number and methods
6, is provided to cancel the operation of single-line display tabs
7, set the default font, font size, font line spacing
8 provided comment font color code
9 is provided over the specified number of import, to *
10, modify the document class header comment information
11, set up the project file encoding
12, set up automatic compilation
