updated libmodbus to commit 2dab3447c0f5aa2f91254ff62a7f5e4df9fc067a qmodbus-ascii
fixed build with new libmodbus
register monitor functions
updated libmodbus folder with qmodbus-ascii 6c11189e30e89c3a564b0f76d302dac79dea404c
Finished Adding Ascii Support
updated libmodbus folder with qmodbus-ascii f758cee74dbfd4bd8eeac623b3a420fe17e8d604
updated libmodbus folder with qmodbus-ascii 1fc6a16ac276eed06eddfba34b6e36c1ed374b1b
Merge branch 'master' into ascii-support

Conflicts:
	3rdparty/libmodbus/src/modbus.c
	3rdparty/libmodbus/src/modbus.h
	3rdparty/libmodbus/tests/unit-test-client.c
	3rdparty/libmodbus/tests/unit-test-server.c
Merge pull request #2 from daschuer/ascii-support

Ascii support
Fix some crashes in case of connection errors
Merge pull request #3 from daschuer/ascii-support

Fix some crashes in case of connection errors
Merge branch 'master', remote-tracking branch 'upstream/master'