templates: Move to 'usercf' instead of 'userpf'

Local (per-user) add-ons to software should reside in "C:\Users\Username\AppData\Local\Programs\Common\", similar to System (all-users) add-ons which reside in "C:\Program Files\Common Files\".

Fixes #1049

templates/windows/installer.iss.in

@@ -118,7 +118,7 @@ function user32_SendTextMessageTimeoutA(
 	uTimeout: UINT;
 	out lpdwResult: DWORD): LRESULT;
 	external 'SendMessageTimeoutA@user32.dll stdcall';
-	
+
 procedure RefreshEnvironment();
 var
 	S: AnsiString;
@@ -247,11 +247,11 @@ begin
 
 	// If this is a User install, register the necessary environment changes.
 	if (IsUserMode()) then begin
-		sPluginsPath := ExpandConstant('{userpf}\obs-studio\plugins\%module%\bin\');
+		sPluginsPath := ExpandConstant('{usercf}\obs-studio\plugins\%module%\bin\');
 		StringChangeEx(sPluginsPath, '\', '/', True);
 		RegWriteExpandStringValue(HKEY_CURRENT_USER, 'Environment', 'OBS_PLUGINS_PATH', sPluginsPath);
 
-		sPluginsDataPath := ExpandConstant('{userpf}\obs-studio\plugins\%module%\data\');
+		sPluginsDataPath := ExpandConstant('{usercf}\obs-studio\plugins\%module%\data\');
 		StringChangeEx(sPluginsDataPath, '\', '/', True);
 		RegWriteExpandStringValue(HKEY_CURRENT_USER, 'Environment', 'OBS_PLUGINS_DATA_PATH', sPluginsDataPath);
 
@@ -268,8 +268,8 @@ begin
 	if (IsSystemMode()) then begin
 		// Default to ProgramData/obs-studio/@PROJECT_NAME@
 		Result := ExpandConstant('{commonappdata}\obs-studio\plugins\@PROJECT_NAME@');
-	end else if (IsUserMode()) then begin 
-		Result := ExpandConstant('{userpf}\obs-studio\plugins\@PROJECT_NAME@');
+	end else if (IsUserMode()) then begin
+		Result := ExpandConstant('{usercf}\obs-studio\plugins\@PROJECT_NAME@');
 	end else begin
 		// If a path was given as an argument, use it.
 		if (Value <> '') then begin
@@ -340,7 +340,7 @@ begin
 	Result := '';
 	if (RegQueryStringValue(HKCU64, AppRegistryKey(), 'UninstallString', sPath)) then begin
 		Result := sPath;
-	end;	
+	end;
 end;
 
 function IsUserInstallPresent(): Boolean;
@@ -440,7 +440,7 @@ begin
 		bIsSystemMode := False;
 		bIsUserMode := True;
 		bIsPortableMode := False;
-		
+
 		WizardSelectComponents('startmenu');
 	end;
 end;
@@ -453,7 +453,7 @@ begin
 	bIsSystemMode := False;
 	bIsUserMode := False;
 	bIsPortableMode := True;
-	
+
 	WizardSelectComponents('!startmenu');
 end;
 
@@ -521,7 +521,7 @@ begin
 		oSystemText.WordWrap := True
 		oSystemText.Caption := 'Install for all users of this System, which will require Administrator rights for future updates. May cause problems with Portable and Current User installations.';
 		oSystemText.OnClick := @OnModePageSystemChoiceClick;
-		
+
 		// Not available without Administrator rights.
 		if (not IsAdmin()) then begin
 			oSystemWarningText := TLabel.Create(oSystemPanel);
@@ -598,7 +598,7 @@ begin
 		oUserText.WordWrap := True
 		oUserText.Caption := 'Install for the current user only, which will allow you to use @PROJECT_NAME@. Updating will not require Administrator rights.';
 		oUserText.OnClick := @OnModePageUserChoiceClick;
-		
+
 		// Not available with Administrator rights.
 		if (IsAdmin()) then begin
 			oUserWarningText := TLabel.Create(oUserPanel);
@@ -680,7 +680,7 @@ begin
 		oPortableText.WordWrap := True
 		oPortableText.Caption := 'Install for a portable OBS Studio environment.';
 		oPortableText.OnClick := @OnModePagePortableChoiceClick;
-		
+
 		// Warn about Administrator rights
 		if (IsAdmin()) then begin
 			oPortableWarningText := TLabel.Create(oPortablePanel);