open packet_layout.xml in the FHEM subfolder, not in the root folder
add function to return packet counter
use SHC_parser.pm to parse incoming messages
fix rebase manual merge typo
use SHC_parser.pm to create outgoing messages
AES key is already implemented in fhem

use the method"define SHC_TEMP_xx SHC_TEMP xx 01" assigns an AES key to a
fhem device. More advanced feature can be implemented later.

# TODO: Where to enter the AES key number? This is by device.
# Add lookup table device -> AES key?
# Automatically gather used AES key after reception from device?
refactor: align variable names to access functions/field names
implement error handling in SHC_parser.pm and use it
improved message handling

individual log levels
dont forward shc_base messages to shc_temp devices
Merge pull request #61 from Roadyweb/xml_parser_for_fhem

Xml parser for fhem