Expected API Breakage

Following API changes in IDA7.4, Sark will be renaming `startEA` an `endEA` to `start_ea` and `end_ea` respectively, along some other minor changes.

https://github.com/Riscure/DROP-IDA-plugin/blob/129b5de851ae5381d6b671df137eb28e9d620890/drop/helpers.py#L233