CRA-679: Started making multintervalgrid a general class. Added a copy constructor.
CRA-505: Merge with enesvold (#96).
CRA-561, CRA-568, CRA-679: Made MuliIntervalGrid a class for only interval-information. Moved parameters (background, priorfacies, trendcubes) to CommonData.
CRA-505: Removed getTimeNz from modelSettings, only use getTimeNzIntervals.
CRA-505: Removed include background.h.
CRA-505: Fixed a bug with ReadVolumeFromFile.
CRA-679: Adjusted SetupBackground and SetupPriorFacies to new MultiIntervalGrid.
CRA-553, CRA-679: Background grid was allocated twice. Removed functions in multiintervalgrid.
CRA-505: Merge with RHauge (97).
CRA-505: Merge with enesvold (98).
CRA-505: removed some include files.
CRA-505: removed some include files.
CRA-681: Combined the two variables (single or multi interval) for prior facies from file in ModelSettings. Checks are made against all intervals.
CRA-505: Only print out interval name if multiple intervals in MultiIntervalGrid.
Merge pull request #99 from hgolsen/CRA-505

Cra 505