router now uses STL again, no limits on number of sessions per channel
moved router and associated classes to asiodnp3
physical layer callbacks no longer share interfaces with dnp3 layer stuff
tweaked the layer definitions
Moved layer definitions from openpal to opendnp3
simplified linkroute
Renamed LinkRoute -> Route. Moved to base directory
Merge pull request #1 from automatak/2.0.x

Update
Added support in C# for receiving IIN bits
fixed bug where periodic tasks with period < 0 would rapid-retry
openpal compiling
added all files to opendnp3 project
opendnp3 project compiling
added an executable project for the outstation
Added exe files. Commented out AVR specifics with TODO statements
Moved ARM PAL to its own lib
pilfered missing definitions from an ASF example project
Renamed avrcommandhandler and added rest of outstation project
renamed executor and timer
renamed link parser