bugfix HolRegHandlerRO

- change superclass
bugfix I2C communication

-add sleep
-add retry after sleep ;-)
change I2C

add openbus flag
add SLAVE_TYPE_I2C constant
update comment
bugfix thread usage
add SLAVE_TYPE_IOBOARD macro
use internal functor class for connection
add SLAVE_TYPE_SUMMERY constant
code cosmetics + change init

- add some logging
- add some values to DB on init func
	* SlaveID
	* slave version
	* pin count
	* function codes
	* pin names
update CMakeList

- remove boost system component
- add webinterface
add webinterface usage
set name "crumby" ;-)
project name specific startup script
use c++11

- replace boost::lock/mutex/threads with c++11
- replace auto_ptr with unique_ptr
- use shared_ptr
add webinterface src
update submodule versions
correct output spelling
add sample DelayedFunctor usage