Fixed headers

docs/overview/index.md

@@ -34,7 +34,7 @@ package "data.grandlyon.com" {
 
 **This development project concerns the Web Portal component only.**
 
-# Main features
+## Main features
 
 The data.grandlyon.com's Web Portal includes the following main features:
 
@@ -66,14 +66,14 @@ Support | F21 - Allowing users to contact the user support | end-users
 
 The data.grandlyon.com's Web Portal also features an independent GUI allowing the back-office users to administer the editorial content.
 
-# Architecture
+## Architecture
 
 ...an overview...
 
 
-# Components
+## Components
 
-## Core components
+### Core components
 
 The following table lists, in alphabetical order, the components of data.grandlyon.com's Core macro-component that are used by the Web Portal:
 
@@ -89,7 +89,7 @@ The latter components being provided by the Core macro-component of the data.gra
 <!-- Notes:
 * The component C1 is deemed as "legacy" because... -->
 
-## Off-the-shelf applications
+### Off-the-shelf applications
 
 ID | Name | Website | Usage
 --- | --- | --- | ---
@@ -102,13 +102,13 @@ A6 | Postfix | [Link](http://www.postfix.org/) | SMTP Server
 
 
 
-## Middlewares
+### Middlewares
 
 ID | Name | Repo | Doc | Usage | Deps
 --- | --- | --- | --- | --- | ---
 M1 | Legacy AUTH | ... | ... | Facilitating the interaction between the Web Portal Authentication Service (S1) and the AUTHN/AUTHZ Service (C1) hosted by data.grandlyon.com's Core macro-component |  C1
 
-## Proxies
+### Proxies
 
 ID | Name | Repo | Doc | Usage | Deps
 --- | --- | --- | --- | --- | ---
@@ -116,7 +116,7 @@ P1 | Map Proxy | ... | ... | Proxying requests that the Web Portal performs agai
 
 
 
-## Indexers
+### Indexers
 
 The following custom indexers are used to index documents in Elasticsearch (A1) in order to make them full-text searchable.
 
@@ -126,7 +126,7 @@ I1 | Editorial Content | ... | ... | Indexing the posts and pages edited in Ghos
 I2 | Metadata and Data | ... | ... | Indexing the metadata and data hosted, respectively, by data.grandlyon.com's catalog (C3) and database (C4) | C3, C4
 
 
-## Services
+### Services
 
 In alphabetical order:
 
@@ -142,7 +142,7 @@ S7 | Organizations | ... | ... | A catalog of the partners of the data.grandlyon
 S8 | Resources Helper | ... | ... | Assisting users in the composition of custom queries against the Core APIs |
 S9 | Reuses | ...  | ...  | A catalog of the known reuses of the data shared through data.grandlyon.com | S6
 
-## Specific applications
+### Specific applications
 ID | Name | Repo | Doc | Usage | Deps
 --- | --- | --- | --- | --- | ---
 D1 | Web App | ... | ... | Web Application representing the actual Web Portal as seen by its end-users | S[1,9]