Insteon_IOLinc: Fix Get Flags Log Message and Fix Documentation of Set Relay Mode

Fix print log entry so that Momemntary A is not printed for all momentary settings
Fix dox to remove reference that PLM Scene is needed to control IOLinc
Merge branch 'insteon_iolinc' into running
Update_Docs: Initial Work to Allow Subdirectory Scanning

The changes are not as widespread as it appears, but a large percentage of the code had to be indented

Doesn't fully work yet.
Merge branch 'update_docs' into running