Compared https://bitbucket.org/winmerge/winmerge/src/
b3087026c3d70d6919418e1bd6ed9825f320db72/Translations/ShellExtension/Russian.po and https://bitbucket.org/winmerge/winmerge/raw/
5b8ae66a0a1f748b0377807ed6183d60327cebb8/ShellExtension/Languages/ShellExtensionRussian.rc translations.
Made final version. Many thanks to Yury Lebedev https://bitbucket.org/yuryleb/
Not quite sure that fixed these 2 strings, think they remain from previous translation.
Found where problems with CP come from:
Takashi Sawanaka
3798cd9 Russian.po: Change the file encoding from UTF-8 to CP-1251 2019-01-16
https://bitbucket.org/winmerge/winmerge/src/
3798cd9cba3d3984b6271d904dd7b9ded58ffce8/Translations/ShellExtension/Russian.po
Do not know how it worked before, but because of 'Change the file encoding from UTF-8 to CP-1251', everything became unreadable. Probably, this edit should be rolled back.
--HG--
branch : Timon34/russianpo-edited-online-with-bitbucket--
1548954256878
#: ShellExtensionTemplate.rc:49
#, c-format
msgid "Save this path. Select another path to compare with this path."
-msgstr "Сохранить этот путь. Выбрать другой путь для сравнения с этим."
+msgstr "Сохранить этот путь и выбрать другой для сравнения с этим."
#: ShellExtensionTemplate.rc:50
#, c-format
#: ShellExtensionTemplate.rc:51
#, c-format
msgid "Re-select First"
-msgstr "Ð\9fеÑ\80евÑ\8bбÑ\80аÑ\82Ñ\8c Ð\9fеÑ\80вÑ\8bй"
+msgstr "Ð\92Ñ\8bбÑ\80аÑ\82Ñ\8c заново"