Create first release version of openPOWERLINK
Added Events for NmtStateChanges with respect to CN Nodes and ...

* generating Events for NmtStateChanges with respect to CN Nodes
* new functions in EplApiLinuxUser interface
* added messe_demo
Increased cycle length and decreased number of trace values
Added XDD file
Added support for RTL8139C, but refuse RTL8139C+
RTL8139 MN demo: changed default node-ID to MN
Added SoA processing for ErrorHandler and PDO module on MN

Additionally, removed and fixed some TODOs and $$$
Updated readme.txt: added link to documentation and new requirements for high res timers on X86
Merged changes in EplApiLinux*.c for x68/messe_demo/ back to EplStack/
Added changes in regarding the messe_demo

- merged specific changes for messe_demo back to EplStack
- fixed race condition in messe_demo while pressing "Stop EPL-Stack"
Added Qt demo for X86 with RTL8139

It is just a copy of the messe demo.
Added changes regarding SDO, StatusResponse and error codes

- added handling of SDO errors on MN to demo projects. These may occur if the CN
  drops and the SDO connection was not closed yet.
- decreased minimum size of StatusResponse frame to 60 bytes, because Hilscher
  CN does not send the required 72 bytes according to the spec.
- added .cvsignore files to project directories
- added manufacturer specific EPL error codes (EPL_E_*) for missing IdentResponse
  and StatusResponse
Added changes regarding Qt demo and EPL version

- added object dictionary for Qt demo
- shrinked images for Qt demo to reasonable size
- updated version to V1.2 and added items to revision history
Added names of network cards with RTL8139 Rev D network chip to readme.txt
Added check of highresolution timer to EplLoad script for Qt demo

And added new hints for X86 to readme.txt
Fixed bugs in EPL API layer and EPL_C_DLL_MINSIZE_STATUSRES

- fixed bug in EPL API layer for Linux kernel/userspace:
  call EplApiShutdown() did not call file release function in kernel, because
  process image thread hung in wait queue.
- EplDev.h undone change of EPL_C_DLL_MINSIZE_STATUSRES. Now it equals 72 again.
  There are no problems with Hilscher CNs anymore.
Updated REVISION.txt
Fixed some minor issues in XDD
Added autostart/rc scripts for Coldfire-5484
SDO sequence layer: fixed error behaviour

- reaction on retransmission request
- overrun of sequence number

Tested against conformance test