Move TimelLimit doc back out of Process and into Tools

1. Remove changelog from Process
2. Since this only apples to CLT and ET, this can't go
   in Process which also includes Workflow
3. Separate TimeLimit's have been defined for CLT and
   ET since ET is bundled in Workflow

Author: Kaushik Ghose

CommandLineTool.yml

@@ -86,8 +86,8 @@ $graph:
         * Added `InputParameter.loadContents` field. Use of `loadContents` in
           `InputBinding` is deprecated; it is preserved for v1.0 backwards
            compatability and will be removed in CWL v2.0.
-        * [Added](#TimeLimit) `TimeLimit` feature, allowing to set an upper limit on the
-          execution time of a CommandLineTool or ExpressionTool.
+        * [Added](#CommandLineToolTimeLimit) `TimeLimit` feature, allows setting
+          an upper limit on the execution time of a CommandLineTool.
         * [Added](#WorkReuse) `WorkReuse` feature, allowing to enable or disable the reuse
           behavior for a particular tool or step for implementations that
           support reusing output from past work.
@@ -1194,3 +1194,27 @@ $graph:
         "_type": "@vocab"
     inplaceUpdate:
       type: boolean
+
+- type: record
+  name: CommandLineToolTimeLimit
+  extends: ProcessRequirement
+  doc: |
+    Set an upper limit on the execution time of a CommandLineTool.
+    A CommandLineTool whose execution duration exceeds the time
+    limit may be preemptively terminated and considered failed.
+    May also be used by batch systems to make scheduling decisions.
+    The execution duration excludes external operations, such as
+    staging of files, pulling a docker image etc, and only counts
+    wall-time for the execution of the command line itself.
+  fields:
+    - name: class
+      type: string
+      doc: "Always 'TimeLimit'"
+      jsonldPredicate:
+        "_id": "@type"
+        "_type": "@vocab"
+    - name: timelimit
+      type: [long, string, Expression]
+      doc: |
+        The time limit, in seconds.  A time limit of zero means no
+        time limit.  Negative time limits are an error.

Process.yml

@@ -9,14 +9,7 @@ $graph:
 
 - name: "Common Workflow Language, v1.1.0-dev1"
   type: documentation
-  doc:
-    - |
-      ## Changelog
-
-      * [Added](#TimeLimit) `TimeLimit` feature, allowing to set an upper
-        limit on the execution time of a process.
-
-    - {$include: concepts.md}
+  doc: {$include: concepts.md}
 
 - $import: "salad/schema_salad/metaschema/metaschema_base.yml"
 
@@ -961,25 +954,3 @@ $graph:
     loadListing:
       type: LoadListingEnum?
       jsonldPredicate: "cwl:loadListing"
-
-
-- type: record
-  name: TimeLimit
-  extends: ProcessRequirement
-  doc: |
-    Set an upper limit on the execution time of a process.
-    A process whose execution duration exceeds the time limit may be
-    preemptively terminated and considered failed.  May also be
-    used by batch systems to make scheduling decisions.
-  fields:
-    - name: class
-      type: string
-      doc: "Always 'TimeLimit'"
-      jsonldPredicate:
-        "_id": "@type"
-        "_type": "@vocab"
-    - name: timelimit
-      type: [long, string, Expression]
-      doc: |
-        The time limit, in seconds.  A time limit of zero means no
-        time limit.  Negative time limits are an error.

Workflow.yml

@@ -77,8 +77,8 @@ $graph:
         * `secondaryFiles` can now be explicitly marked as `required` or not.
         * Add note that undefined details related to execution are left open to
           the platform.
-        * [Added](#TimeLimit) `TimeLimit` feature, allowing to set an upper limit on the
-          execution time of a CommandLineTool or ExpressionTool.
+        * [Added](#ExpressionToolTimeLimit) `TimeLimit` feature, allows setting
+          of an upper limit on the execution time of an ExpressionTool.
         * [Added](#WorkReuse) `WorkReuse` feature, allowing to enable or disable the reuse
           behavior for a particular tool or step for implementations that
           support reusing output from past work.
@@ -168,6 +168,31 @@ $graph:
       jsonldPredicate: "cwl:inputBinding"
 
 
+- type: record
+  name: ExpressionToolTimeLimit
+  extends: ProcessRequirement
+  doc: |
+    Set an upper limit on the execution time of an ExpressionTool.
+    A ExpressionTool whose execution duration exceeds the time
+    limit may be preemptively terminated and considered failed.
+    May also be used by batch systems to make scheduling decisions.
+    The execution duration excludes external operations, such as
+    staging of files etc, and only counts wall-time for the
+    evaluation of the expression itself.
+  fields:
+    - name: class
+      type: string
+      doc: "Always 'TimeLimit'"
+      jsonldPredicate:
+        "_id": "@type"
+        "_type": "@vocab"
+    - name: timelimit
+      type: [long, string, Expression]
+      doc: |
+        The time limit, in seconds.  A time limit of zero means no
+        time limit.  Negative time limits are an error.
+
+
 - type: record
   name: ExpressionTool
   extends: Process