1) I implemented TCs for ENB Direct Information Transfer group, Warning message transmission group, Location Reporting group and Traces group
2) Review part of comments
3) Code was compiled successfully with TTWB, TCT3 and TITAN.
4) Code is committed
5) New version of TSS&TPs document is available on ETSI docbox 

STF519 Week #4: TCs for LPPa transport group, Configuration transfer group & ENB Direct Information Transfer group

1) Add ETSI copyright
2) Rename Types -> TypesAndValues, PIXITS -> Pixits
3) Replace TAB by SPACES
4) Formatting