[PATCH v5 4/7] Remove obsolete LONG_USAGE which breaks xgettext

The obsolete LONG_USAGE variable has the following message in it: A'\''--B'\''--C'\'' And such complex LONG_USAGE message will break xgettext when extracting l10n messages. But if single quotes are removed from the message, xgettext works fine on 'git-rebase.sh'. Since there is a modern OPTI

[PATCH v5 4/7] Remove obsolete LONG_USAGE which breaks xgettext

The obsolete LONG_USAGE variable has the following message in it: A'\''--B'\''--C'\'' And such complex LONG_USAGE message will breaks xgettext when extracting l10n messages. But if single quotes are removed from the message, xgettext works fine on 'git-rebase.sh'. Since there is a modern OPT