#298 Create consist info entry error

[Anders Öberg]

tau_tti.c:: ttiCreateCstInfoEntry(…)
The check for end of data is wrong
Change:
if (pEnd >= pData)
to:
if (pEnd < pData)
Serveral places.

cltrCstCnt = 0 is not supported.

[Bernd Löhr]

Also fixed issue with empty function list (fctCnt = 0)...