Account History Rating sample script; was not always updating backdated History changes

The Account History Rating sample script was not always updating backdated History changes. This was an issue in the logic of whether or not to update the History text.

Note, the sample script was also not saved correctly, meaning the script code was not indented properly.

The following sample script has been updated:

"Script_AccountProcesses_AccountHistoryRatingUpdate.xml" has been updated to version 1.01 on 19/10/2015.