Replace `$test_old_dir` by `$src_dir/Tests/Input`

Bug fix in procedure overlap: procedure `interpolate_eddy` does not
exist any longer.

In tests, remove use of `$test_old_dir`, use data from
`$src_dir/Tests/Input` instead. Motivation: run tests for the first
time more easily.

Tests/Input/Extraction_eddies_region_5/h.nc

+/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/h_region_5.nc
\ No newline at end of file

Tests/Input/Extraction_eddies_region_5/mkdir_run_stdout.txt

++ mkdir Snapshot
++ /home/guez/build/Detection_eddies/extraction_eddies
+&MAIN_NML
+ MIN_AMP=  1.00000005E-03,
+ MAX_RADIUS= 2*20         ,
+ MIN_RADIUS=  25.0000000    ,
+ /
+ Enter namelist main_nml.
+&MAIN_NML
+ MIN_AMP=  1.00000005E-03,
+ MAX_RADIUS= 2*20         ,
+ MIN_RADIUS=  25.0000000    ,
+ /
+ periodic =  F
+ Number of extrema:         260
+ Created shapefile "Snapshot/extremum".
+ Created shapefile "Snapshot/outermost_contour".
+ Created shapefile "Snapshot/max_speed_contour".

Tests/Input/Extraction_eddies_region_5/test.json

+{
+   "args": [
+      "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/mkdir_run.sh",
+      "/home/guez/build/Detection_eddies/extraction_eddies"
+   ],
+   "description": "Same as Extraction_eddies_region_4 with larger domain.",
+   "input": "&main_nml /\n",
+   "required": [
+      [
+         "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/h_region_5.nc",
+         "h.nc"
+      ],
+      [
+         "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/uv_region_5.nc",
+         "uv.nc"
+      ]
+   ],
+   "title": "Extraction_eddies_region_5"
+}

Tests/Input/Extraction_eddies_region_5/uv.nc

+/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/uv_region_5.nc
\ No newline at end of file

Tests/Input/Get_1_outerm/test.json

+{
+   "args": "/home/guez/build/Detection_eddies/test_get_1_outerm",
+   "input": "&main_nml /\n",
+   "required": [
+      [
+         "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/h_region_1.nc",
+         "h.nc"
+      ],
+      [
+         "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/outside_points_get_1_outerm.csv",
+         "outside_points.csv"
+      ]
+   ],
+   "title": "Get_1_outerm"
+}

Tests/Input/Get_1_outerm/test_get_1_outerm_stdout.txt

+&MAIN_NML
+ IND_TARG_EXTR=         19,         11,
+ INNERMOST_LEVEL= 0.293300003    ,
+ CYCLONE=T,
+ /
+ Enter namelist main_nml.
+&MAIN_NML
+ IND_TARG_EXTR=         19,         11,
+ INNERMOST_LEVEL= 0.293300003    ,
+ CYCLONE=T,
+ /
+ Reading from "h.nc"...
+ Reading from outside_points.csv...
+ Radius of disk of equal area:    82.5294418     km
+ Created shapefile "test_get_1_outerm".

Tests/Input/Get_1_outerm_noise_2_8/test.json

+{
+   "args": "/home/guez/build/Detection_eddies/test_get_1_outerm",
+   "description": "Assume insufficient amplitude for extrema 2 and 8. Even if extremum 8 does not have a particularly small amplitude, we just want to see the target extremum, 6, grow its outermost contour compared to the case without minimum amplitude.",
+   "input": "&main_nml /\n",
+   "required": [
+      [
+         "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/h_region_1.nc",
+         "h.nc"
+      ],
+      "/home/guez/ownCloud/Vierne_documents/Informatique_fonctionnement/Programs/Detection_eddies/Tests/Input/outside_points.csv"
+   ],
+   "title": "Get_1_outerm_noise_2_8"
+}