Revert "spec file modification"

This reverts commit 66d489610b07a153a4858a1e27eacefbc89d37f1.
Revert "Revert "spec file modification""

This reverts commit 1bf3d10d1d36ff4bf7c67b4cd3ab6fcb952c51cb.
Revert "°C to C"

This reverts commit e847c973c3352a4d4a0292e8a9bd162373896a31.
iso2utf8
iso2utf8
spec file modification