further work on new version
more work on validating the different cert types
removed scope parameter

scope parameter incorrectly set, breaks with current API release,
removed
improved error handling

improved error handling and tidied up code quite a bit
tidied up ignore file

nobody needs to know the specifics of what files are in the certs
folder, file type exclusion implemented
tidy up - removed error logging
comments tidy up
multiple API versions

handle both Xero and Payroll API versions
response helpers and formatting changes
payroll API

added support for payroll API
fix format
formatting bound to work soon
Markdown file

nice formatting
slight edit
removed .MD
documentation improvements
support different app types

not correctly setup for different app flavours
specify method in requests
request method fixes

and error log tidy ups
reformatted