EEP: Only allow one section, CUnit tests added

The EEPROM emulation has been changed to suport only one region. Some test case
s have beed added (based on the CUnit test framework)
Simplified test suite creation
Obsolte linker files rmeoved
New test version with CPPUNIT

Tested a new test version using the CppUnit framework.
Merge branch 'master' of github.com:glueckm/software-arm-incubation