Jim Meyering dd0e4c5621 tests: change `...' to '...' on lines not matching /[=\$]/ ...

Exempt lines with '$' or '=', since those are prone to improper
conversion.  Run this:
  git grep -l "\`[^']*'" tests \
   |xargs perl -pi -e '/[=\$]/ and next;s/\`([^'\''"]*?'\'')/'\''$1/g'

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..

direct

maint: update all copyright year number ranges

2012-01-01 10:04:06 +01:00

misc

tests: change `...' to '...' on lines not matching /[=\$]/

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nocache

maint: update all copyright year number ranges

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not-rewound

maint: update all copyright year number ranges

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reblock

maint: update all copyright year number ranges

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skip-seek

maint: update all copyright year number ranges

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skip-seek2

maint: update all copyright year number ranges

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skip-seek-past-dev

tests: adjust \`...' quoting to '...' to adapt to latest gnulib

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skip-seek-past-file

tests: adjust \`...' quoting to '...' to adapt to latest gnulib

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stderr

maint: update all copyright year number ranges

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unblock

maint: update all copyright year number ranges

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unblock-sync

maint: update all copyright year number ranges

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