DOC: Use version/terms_of_use in example manfest

testdata/manifest.json

@@ -5,6 +5,7 @@
         "url"         : "http://localhost:8000/UnixIntro.zip",
         "checksum"    : "f82229847c83eee328a547031752e44975a40cdf255afa7bddf520db9742bb8e",
         "description" : "Data for the unix introduction",
+        "version"     : "1.2.3",
         "destination" : "~/"
     },
     {
@@ -72,12 +73,13 @@
         "destination" : "~/"
     },
     {
-        "name"        : "ABCD123 Mouse atlas",
-        "category"    : "fsl_atlases",
-        "url"         : "http://localhost:8000/abcd123_mouse_atlas.tar.gz",
-        "checksum"    : "658701ff9a49b06f0d0ee38bce36a1c370fdfd0751ab17c2fd7b7b561d3b92e0",
-        "description" : "ABCD123 FSL mouse atlas derived from hand segmentations of 3813 small chocolate mice.",
-        "destination" : "$FSLDIR/data/atlases/"
+        "name"         : "ABCD123 Mouse atlas",
+        "category"     : "fsl_atlases",
+        "url"          : "http://localhost:8000/abcd123_mouse_atlas.tar.gz",
+        "checksum"     : "658701ff9a49b06f0d0ee38bce36a1c370fdfd0751ab17c2fd7b7b561d3b92e0",
+        "description"  : "ABCD123 FSL mouse atlas derived from hand segmentations of 3813 small chocolate mice.",
+        "terms_of_use" : "https://chocolate-mouse.com/terms-of-use",
+        "destination"  : "$FSLDIR/data/atlases/"
     },
     {
         "name"        : "Critical FSL patch #1",