The matherr() mechanism is not used by win64
Support 64bit Windows 8  (all changes #ifdef _WIN64)
Reset plot number _before_ starting a multiplot
revert - need a better fix
reset plot count and data structure _before_ setting the multiplot flag
ignore TERM_LAYER_RESET during multiplot
Mousing hotkeys i/v/V to toggle multiple plots on or off
support minor tics on polar axis
Fix error in reported chisq value after fit, a regression introduced in April 2013
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The "test" command was not respecting "set origin".
Remove useless "+ 0" in the previous patch.
new routine check_for_mouse_events() wraps new functionality term->waitforinput(TERM_ONLY_CHECK_MOUSING) to handle events when input is not blocked waiting for stdin
Check for mouse events during "pause <time>" and during load/eval/while processing
move checks for safety of mouse coordinate update into the drivers instead of globally suppressing it in mouse.c after an interrupt
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higher precision mouse coords in -persist mode
xlib does not handle mouse events
don't hang on TERM_ONLY_CHECK_MOUSING if input is from a file
change the default timeout for term->waitforinput(TERM_ONLY_CHECK_MOUSING) to 0 usec