fixed title

docs/vector-metadata-specification.md

@@ -1,3 +1,4 @@
+# Vector Metadata Specification
 ## Overview
 The Mapbox vector tile specification provides structure for including data values as properties associated with a feature, but no mechanism for interpreting the meaning or intended use. As such, GIBS has developed a specification for defining each property contained within MVTs in its vector products. Each vector product has an associated JSON vector metadata file which provides the following information:
 
@@ -212,7 +213,7 @@ All vector metadata file are validated against the following "business logic" ru
 ### Sample Content
 A vector metadata file is a list of content blocks defining each property. The following snippet shows an example of a single property's definition within the *vector metadata* file.
 
-#### MVT Property Snippet
+**MVT Property Snippet**
 
 ```json
 {
@@ -230,6 +231,8 @@ A vector metadata file is a list of content blocks defining each property. The f
 
 The following block provides a full example of a *vector metadata* file.
 
+**Sample Vector Metadata File**
+
 ```json
 {
  "id": "Nuclear_Power_Plant_Locations",

mkdocs.yml

@@ -1,7 +1,7 @@
 site_name: NASA GIBS
 
 nav:
- - API Documentation: index.md
+ - GIBS API for Developers: index.md
  - Available Imagery Products: available-imagery.md
  - Map Library Usage: map-library-usage.md
  - Geographic Information System (GIS) Usage: gis-usage.md