nsis installer: set directory to userprofile on startof octave from installer (Bug #45899) * installer-files/octave-firsttime.vbs: new file * binary-dist-rules.mk: copy octave-firsttime.vbs to disy folder * dist-files.mk: add installer-files/octave-firsttime.vbs * makeinst-script.sh: install and then run octave-firsttime.vbs if the run checkbox is selected at end of install.

## System-wide startup file for Octave.
##
## This file should contain any commands that should be executed each
## time Octave starts for every user at this site.
EXEC_PATH (cstrcat (fullfile (OCTAVE_HOME, 'notepad++'), pathsep, EXEC_PATH));
EXEC_PATH (cstrcat (fullfile (OCTAVE_HOME, 'bin'), pathsep, EXEC_PATH));
EDITOR (fullfile (OCTAVE_HOME, 'notepad++', 'notepad++.exe'));