README.CVS, add various cosmetic and wording improvements


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zero-length regex, as we can get one under legitimate circumstances


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check_linenumbers()


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and simplify it to use a for loop instead of a while loop


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fewer than 24 columns, for consistency with the toggle help text, and
add various minor consistency fixes


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displaying the shortcut and toggle lists; and wrap the shortcut list
help text, for consistency with the toggle help text


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line of help text, and wrap the line of help text at (COLS - 1) instead
of (COLS - 8), for consistency


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the mark off and CUT_TO_END set to FALSE


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modifiers at the "Write File" prompt were marked for translation via
gettext no-ops but never actually translated; also, in do_insertfile(),
use actual gettext calls instead of no-ops, for consistency


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Unicode characters


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total_refresh() near the end of the function, so that we don't display
the wrong shortcut list


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running the spell-checker, since the latter will display the wrong
shortcut list


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before displaying anything, as Pico does


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strings ends in newlines followed by a space, move the space to the next
help string to make it easier for translators to see


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