[Improvements] Improvements to command docs.

This commit improves documentation for the following list of commands.

discard_all_modified, git_config, navigate_to_commit_message, navigate_to_context_commit
navigate_to_commit, navigate_to_branch, navigate_to_child, navigate_to_parent,
open_in_editor, push_tag, quick_open_repository, stage_all_untracked, stage_all_unmerged

Author: UltraInstinct05

sm_commands_metadata/d.json

@@ -96,6 +96,12 @@
         "added": 1104,
         "type": "core"
     },
+    "discard_all_modified": {
+        "command_type": "window",
+        "doc_string": null,
+        "added": 2061,
+        "type": "core"
+    },
     "delete_tag_on_remote": {
         "command_type": "window",
         "doc_string": null,

sm_commands_metadata/g.json

@@ -203,21 +203,21 @@
     },
     "git_config": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Sets the given key value pair in your git config. Shows a dialog box asking whether the key value pair must be set for the global git config or only for the current repository.",
         "args": [
             {
                 "name": "key",
-                "doc_string": null,
+                "doc_string": "The target key. Refer to the official git docs https://git-scm.com/docs/git-config for more information on key value pairs.",
                 "type": "string"
             },
             {
                 "name": "value",
-                "doc_string": null,
+                "doc_string": "The target value.",
                 "type": "string"
             },
             {
                 "name": "is_default_value",
-                "doc_string": null,
+                "doc_string": "Whether to set this as the default checked item in the menu.",
                 "type": "boolean"
             }
         ],

sm_commands_metadata/n.json

@@ -13,10 +13,16 @@
     },
     "navigate_to_commit_message": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Brings the focus to the commit message dialog.",
         "added": 1055,
         "type": "core"
     },
+    "navigate_to_context_commit": {
+        "command_type": "window",
+        "doc_string": "Navigates to the commit referenced (through it's hash) in the commit message.",
+        "added": 2060,
+        "type": "core"
+    },
     "navigate_to_head": {
         "command_type": "window",
         "doc_string": null,
@@ -25,13 +31,27 @@
     },
     "navigate_to_commit": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Navigates to the given commit.",
+        "args": [
+            {
+                "name": "commit",
+                "doc_string": "The hash of the commit you want to navigate to. Passing in a non existent commit hash will throw an error dialog.",
+                "type": "string"
+            }
+        ],
         "added": 1055,
         "type": "core"
     },
     "navigate_to_branch": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Navigates to the given branch.",
+        "args": [
+            {
+                "name": "branch",
+                "doc_string": "The name of the branch.",
+                "type": "string"
+            }
+        ],
         "added": 1100,
         "type": "core"
     },
@@ -50,13 +70,13 @@
     },
     "navigate_to_child": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Navigates to the child commit of the currently focussed commit.",
         "added": 1200,
         "type": "core"
     },
     "navigate_to_parent": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Navigates to the parent commit of the currently focussed commit.",
         "added": 1104,
         "type": "core"
     },

sm_commands_metadata/o.json

@@ -33,7 +33,7 @@
             },
             {
                 "name": "default",
-                "doc_string": null,
+                "doc_string": "Populates the file with the contents set in this argument, if the opened file happens to be empty.",
                 "type": "string"
             }
         ],

sm_commands_metadata/p.json

@@ -45,6 +45,11 @@
                 "name": "ref",
                 "doc_string": null,
                 "type": "string"
+            },
+            {
+                "name": "remote",
+                "doc_string": null,
+                "type": "string"
             }
         ],
         "added": 1055,

sm_commands_metadata/q.json

@@ -7,7 +7,7 @@
     },
     "quick_open_repository": {
         "command_type": "window",
-        "doc_string": null,
+        "doc_string": "Opens the Select repository window to switch to a new repository.",
         "added": 1055,
         "type": "core"
     }

sm_commands_metadata/s.json

@@ -58,6 +58,18 @@
         "added": 1113,
         "type": "core"
     },
+    "stage_all_untracked": {
+        "command_type": "window",
+        "doc_string": null,
+        "added": 2061,
+        "type": "core"
+    },
+    "stage_all_unmerged": {
+        "command_type": "window",
+        "doc_string": null,
+        "added": 2061,
+        "type": "core"
+    },
     "search": {
         "command_type": "window",
         "doc_string": "Opens the search mode.",