Rename "Show Progress" in "Run in background"
Correction of TabIndex
Update french translation
Removed Italiano, SimplifiedChinese and TraditionalChinese translations from setup
Translation for FormUpdates fixed
Russian translation updated
Merge pull request #2051 from pmiossec/rename_show_progress_option_to_run_in_background

[v2.47] Rename "show progress" option to "run in background"
#2035: Updated Dutch translations (not complete yet)
modify BackgroundFetchPlugin to run custom command
Submodule GitExtensionsDoc updated

Submodule GitExtensionsDoc:
    > 28e1384 - fixing Git Extensions and Git download link
    > d0dec73 - Adding troubleshooting section on mac installation
    > ac4a0c5 - Default clone destination. Closes #47.
    > c57ace3 - Version updated to 2.47
    > 2dd49d2 - Correction as per comment to PR#43.
    > 563780a - Commit font
    > 37e2e43 - Add new setting to Advanced->Confirmations
Text in AboutBox fixed
Problems with tranlation some items fixed
Russian translation updated
Correct refresh when another command than "git fetch"
Merge pull request #2052 from pmiossec/background_command

[Background fetch Plugin] Permit the user to run a custom fetch command