Merge pull request #49 from tbisanz/clang

Minor changes to allow compilation with clang
DafFitter now writes sensorID and hit properties to fitted hits

- fitted hits contained in tracks now properly carry sensor id information (eutelescope/eutelescope#40)
- fitted hits have 'fittedhit' property bit set and removed old magic number 32 from type field (issue eutelescope/eutelescope#11)
removed commented out code from daffitter
removed commented out code in DafBase for readability
cosmetic changes to EUTelTestfitter

- changed partially the indendation for readability
- removed commented out code for readability
use hit properties instead of type field in TestFitter to distinguish fitted from non-fitted hits

- addresses issue eutelescope/eutelescope#11
use hit properties instead of type field in EUTelMille to distinguish fitted from non-fitted hits

- addresses issue eutelescope/eutelescope#11
use hit properties instead of type field in X0Processor to distinguish fitted from non-fitted hits

- addresses issue eutelescope/eutelescope#11
use hit properties instead of type field to distinguish fitted from non-fitted hits

- modified some remaining processors
- addresses issue eutelescope/eutelescope#11