Add observation of RFT pressure

Author: eivindjahren

examples/rft_example/field_properties_priors

@@ -1,2 +1,4 @@
 POROSITY UNIFORM 0.1 0.9
 X_MID_PERMEABILITY UNIFORM 0.1 0.9
+Z_MID_PERMEABILITY UNIFORM 0.1 0.9
+EQL_PRESSURE UNIFORM 4000 4800

examples/rft_example/obs.txt

@@ -21,3 +21,10 @@ SUMMARY_OBSERVATION WOPT_2018
    DATE  = 2018-01-31;
    KEY   = WOPT:PROD;
 };
+
+GENERAL_OBSERVATION PROD_PRESSURE
+{
+    DATA = PROD_RFT;
+    OBS_FILE = prod_pressure.txt;
+    RESTART = 1;
+};

examples/rft_example/resources/SPE1.DATA.jinja2

@@ -96,21 +96,17 @@ TOPS
 	100*8325 /
 
 PORO
--- Constant porosity of 0.3 throughout all 300 grid cells
     300*{{parameters.FIELD_PROPERTIES.POROSITY}} /
 
 PERMX
--- The layers have perm. 500mD, 50mD and 200mD, respectively.
 	100*500 100*{{100 * parameters.FIELD_PROPERTIES.X_MID_PERMEABILITY}} 100*200 /
 
 PERMY
 -- Equal to PERMX
 	100*500 100*50 100*200 /
 
 PERMZ
--- Cannot find perm. in z-direction in Odeh's paper
--- For the time being, we will assume PERMZ equal to PERMX and PERMY:
-	100*500 100*50 100*200 /
+	100*500 100*{{100 * parameters.FIELD_PROPERTIES.X_MID_PERMEABILITY}} 100*200 /
 ECHO
 
 PROPS
@@ -277,7 +273,7 @@ EQUIL
 -- Item 9: Set to 0 as this is the only value supported by OPM
 
 -- Item #: 1 2    3    4 5    6 7 8 9
-	8400 4800 8450 0 8300 0 1 0 0 /
+	8400 {{parameters.FIELD_PROPERTIES.EQL_PRESSURE}} 8450 0 8300 0 1 0 0 /
 
 RSVD
 -- Dissolved GOR is initially constant with depth through the reservoir.