* Add unit test used to read data from WSEGLINK
* Add segment branch type
* Add detection of device branches
* Add data source stepping on branch type
* parse wseglink data
* add RFT case as child of RimFileSummaryCase
Add reader for RFT data using opm-common
Extend RFT curve with support for RFT segment data
Adjustments related to horizontal well log plots
8581 Well Log Plot : Update of curve appearance does not update plot