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Add a setting to hide all but the last component from the programme
path, leaving only the "basename". Makes htop more usable on smaller
screens, or systems with longer than average paths. Off by default.

"Highlight program basename" will still be respected, to further
visually separate process names from their arguments.

Fix typo in comment

paint PROCESS_LOW_PRIORITY in green

... and thus make it use a different color than PROCESS_HIGH_PRIORITY.

write header length (number of columns) back to configuration

ignore enter, delete and space on empty panel

Change all displayed memory size specifiers to use GNU Coreutils style size specifiers

The man page now contains the section "MEMORY SIZES" which talks about
the convention used for representing memory sizes and why it was chosen.

The MemoryMeter and SwapMeter now use the short GNU Coreutils style
format to represent memory sizes.

fix compiler warnings

add */.dirstamp to .gitignore

added missing defines for android

Fix several FreeBSD compilation errors

`Process_new_fn` had been renamed to `Process_New` in
d880def0

Several functions and struct had changed in
b291fba0

gcc gives warnings like this:

warning: ignoring return value of ‘fscanf’, declared with attribute
warn_unused_result

Assign value to a variable, cast to (void) to discard it.

Closes #185.
Closes #190.

Read OOM data only if column is enabled.
Make sort ordering more consistent. Closes #182.

Conflicts:
	Process.c
	Process.h
	htop.c
	linux/LinuxProcess.c
	linux/LinuxProcess.h
	test_spec.lua