Deprecate makesourcedb (RAP-481)

DP3 accepts BBS-compatible skymodel files as input. A call of makesourcedb is not needed anymore. The corresponding ticket is RAP-481

steps/merge_skymodels.cwl

 class: CommandLineTool
 cwlVersion: v1.2
-id: make_sourcedb
+id: merge_skymodels
 baseCommand:
-  - makesourcedb
+  - merge_skymodels.py
 inputs:
-  - id: sky_model
+  - id: inmodel1
     type:
       - File?
       - string?
     default: '$LINC_DATA_ROOT/skymodels/Ateam_LBA_CC.skymodel'
     inputBinding:
-      position: 0
-      prefix: in=
+      prefix: --inmodel1=
       separate: false
       shellQuote: false
-  - id: input_sourcedb
+  - id: inmodel2
     type:
       - File?
-      - Directory?
-    inputBinding:
-      position: 2
-      prefix: out=
-      separate: false
-      shellQuote: false
-  - default: 'Ateam.sourcedb'
-    id: output_file_name
-    type: string?
-    inputBinding:
-      position: 1
-      prefix: out=
-      separate: false
-      shellQuote: false
-  - default: blob
-    id: outtype
-    type: string?
+      - string?
+    default: '$LINC_DATA_ROOT/skymodels/Ateam_LBA_CC.skymodel'
     inputBinding:
-      position: 2
-      prefix: outtype=
+      prefix: --inmodel2=
       separate: false
       shellQuote: false
-  - default: '"<"'
-    id: format
+  - id: outmodel
     type: string?
+    default: 'output.skymodel'
     inputBinding:
-      position: 3
-      prefix: format=
-      separate: false
-      shellQuote: false
-  - default: false
-    id: append
-    type: boolean?
-    inputBinding:
-      position: 4
-      prefix: append=T
+      prefix: --outmodel=
       separate: false
       shellQuote: false
-  - default: make_sourcedb.log
-    id: logname
-    type: string?
 outputs:
-  - id: sourcedb
-    type:
-      - Directory
-      - File
-    outputBinding:
-      glob: $(inputs.output_file_name)
-  - id: log
+  - id: skymodel_out
     type: File
     outputBinding:
-      glob: $(inputs.logname)
-label: make_sourcedb_ateam
+      glob: $(inputs.outmodel)
+  - id: logfile
+    type: File[]
+    outputBinding:
+      glob: 'merge_skymodels*.log'
+label: merge_skymodels
 hints:
   - class: DockerRequirement
     dockerPull: 'astronrd/linc'
-stdout: $(inputs.logname)
-requirements:
-  - class: InlineJavascriptRequirement
-  - class: ShellCommandRequirement
-  - class: InitialWorkDirRequirement
-    listing:
-      - entry: $(inputs.input_sourcedb)
-        writable: true
\ No newline at end of file
+stdout: merge_skymodels.log
+stderr: merge_skymodels_err.log