* 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
* Avoid creation of curve legend widgets during construction of a multi plot
* Make sure default z-value is correct to avoid expensive Qwt updates
* Avoid duplicate plot updates
* Do not create internal Qwt legend by default
* RFT import: Avoid expensive method throwing exception if no data is found
* Make sure all curve values are set correctly for plot orientation
* Make sure depth zoom is propagated to the Qwt plot
* Expand min/max value range to allow more space around curves
* Use int values to represent RFT segment branch number
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
