Merge pull request #482 from LuBingtan/fix-medatadata-link

Fix broken links for Metadata

Author: wonderflow

3.component_model.md

@@ -22,7 +22,7 @@ Here are the attributes that provide top-level information about the component d
 |-----------|------|----------|---------------|-------------|
 | `apiVersion` | `string` | Y | | A string that identifies the version of the schema the object should have. The core types uses `core.oam.dev/v1beta1` in this version of model |
 | `kind` | `string` | Y || Must be `ComponentDefinition` |
-| `metadata` | [`Metadata`](2.overview_and_terminology.md#metadata) | Y | | Entity metadata. |
+| `metadata` | [`Metadata`](metadata.md) | Y | | Entity metadata. |
 | `spec`| [`Spec`](#spec) | Y | | The specification for the component definition. |
 
 ### Spec

4.workload_types.md

@@ -16,7 +16,7 @@ Here are the attributes that provide top-level information about the workload de
 |-----------|------|----------|---------------|-------------|
 | `apiVersion` | `string` | Y | | A string that identifies the version of the schema the object should have. The core types uses `core.oam.dev/v1beta1` in this version of model |
 | `kind` | `string` | Y || Must be `WorkloadDefinition` |
-| `metadata` | [`Metadata`](2.overview_and_terminology.md#metadata) | Y | | Entity metadata. |
+| `metadata` | [`Metadata`](metadata.md) | Y | | Entity metadata. |
 | `spec`| [`Spec`](#spec) | Y | | The specification for the workload definition. |
 
 #### Spec

5.application_scopes.md

@@ -31,7 +31,7 @@ These attributes provide top-level information about the application scope.
 |-----------|------|----------|---------------|-------------|
 | `apiVersion` | `string` | Y || A string that identifies the version of the schema the object should have. The core types uses `core.oam.dev/v1beta1` in this version of model. |
 | `kind` | `string` | Y || Must end with `ScopeDefinition`. |
-| `metadata` | [`Metadata`](2.overview_and_terminology.md#metadata) | Y | | Entity metadata. |
+| `metadata` | [`Metadata`](metadata.md) | Y | | Entity metadata. |
 | `spec`| [`Spec`](#spec) | Y || A specification for scope attributes. |
 
 ### Spec

6.traits.md

@@ -20,7 +20,7 @@ The top-level attributes of a trait define its metadata, version, kind, and spec
 |-----------|------|----------|---------------|-------------|
 | `apiVersion` | `string` | Y || A string that identifies the version of the schema the object should have. The core types uses `core.oam.dev/v1beta1` in this version of documentation. |
 | `kind` | `string` | Y || Must be `TraitDefinition` |
-| `metadata` | [`Metadata`](2.overview_and_terminology.md#metadata) | Y | | Information about the trait. |
+| `metadata` | [`Metadata`](metadata.md) | Y | | Information about the trait. |
 | `spec`| [`Spec`](#spec) | Y || A specification for trait attributes. |
 
 ### Spec