1.7.2

Maintenance release

• tolerance of curly brackets in and out of math mode
• fix for the license system
• don't show changed outside texpad alert for image
• scroll gutters widened
• autotypeset update fix
• autoclose parens hidden for now
• autosense fixes
• suppressed # arguments in section titles (and the placeholder char)
• fix to typeset chains using ps2pdf
• a fix to shared locations in settings (fixes setting of TEXINPUT, BIBINPUTS, BSTINPUTS)