Generalization

Changes:

• Adapted plugin to work with CMORized data retrieved from the databrowser
• Input parameters now retrieved from JSON file
• Added regional selection and changed selection of time covering dates
• Adapted test data, production and functional tests
• Added additional logs/output
• Refactored some code to follow DRY and for better readability

@k202187 Could you please have a look?

src/pet/pet_functions.sh

@@ -4,35 +4,6 @@
 #
 # SPDX-License-Identifier: BSD-3-Clause
 
-check_var_name () {
-# check for same variable name from settings and file with 1 variable inside
-# $1: var_name from settings
-# $2: var_name from file
-   if [ "$1" != "$2" ]; then
-      echo "ERROR variable name: $1 $2"
-      ###to-do:  exit script with error message exit /b
-   fi
-}
-
-check_var_names () {
-# check for same variable name from settings and file with many variable inside
-# $1: var_name from settings
-# $2...$n: var_names from file, String (HHL HSURF FR_LAND DEPTH_LK FR_LAKE SOILTYP FIELDCAP PORVOL WILPOINT)
-   local stringarray=(${@:2}) # without first element ($1)
-   found=false
-   for i in "${stringarray[@]}"
-   do
-#       echo $i
-       if [ "$i" == "$1" ] ; then
-           found=true
-       fi
-   done
-   if [ "$found" = "false" ]; then
-       echo "ERROR variable name: $1 $2"
-       ###to-do:  exit script with error message exit /b
-   fi
-}
-
 get_unit () {
 # extract the unit of variable
 # searching for "....." and cut out without ""