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This is/was necessary only on macOS, because you needed root in order
to read the process list. This was never necessary on Linux, and
it also raises security concerns, so now it needs to be enabled
explicitly at build time.

Real fix for issue #438.

Closes #438.

Thank you @Explorer09 for the push!
Closes #417.

in ncurses. CPU usage goes down noticeably.
(Also, add missing comma, sorry.)

This is a work-in-progress, code is currently broken.
(Some actions, and notably, the header, are missing.)

Changes in object model: separate class objects to store vtable. Also, nicer UTF-8 display of big numbers.

(thanks to Philipp Hagemeister)

simplify processor data accounting (add CPUData structure)
remove Process_clone trick

contributed by Ian Hands

Reduces resulting code size.

When user threads are hidden, process now shows the
sum of processor usage for all processors. When user
threads are displayed, each thread shows its own
processor usage, including the root thread.
(thanks to Bert Wesarg for the report)
Also, add option to display thread colors differently.

(minor modifications: default to false, add help)

Linux console because of slow update of unaccelerated fb