FX 2.45 build 16

FX 2.45 build 16 is the eleventh build for C.Basic FX 2.45, released on April 16, 2020.

Additions

 * Added fx-9860GIII to the model judgment in System(-1).
 * Returns 5.

Changes

 * Improved auto-indenting function of Switch~Case~SwitchEnd.
 * The System command sample program created by Krtyski was updated to the version for fx-9860GIII.

Fixes

 * Fixed the bug in which a comment was made immediately after the If/ElseIf command, which was terminated when the next command was If.
 * Fixed the bug that the program was terminated when the next command is "If" when a comment follows If/ElseIf.
 * Fixed the bug in the assignment from a string variable to a string variable that was not assigned after intializing Mat.
 * Fixed the bug that infinite loop occurs when imaginary numbers are used in non-CPLX mode.
 * Fixed the bug of omitted multiplication.