fixed some more API related docs stuff

api-doc/reference/Admin-API.v1.yaml

 openapi: 3.0.0
 info:
-  title: Admin API
+  title: Administration API
   version: '1.0'
+  description: "This API is used to provide admin functions which are broader than the user's API and allow modifying users which are not oneself."
 servers:
   - url: 'http://localhost:8080'
 paths:

api-doc/reference/Install-API.v1.yaml

@@ -2,6 +2,7 @@ openapi: 3.0.0
 info:
   title: Install API
   version: '1.0'
+  description: This API is used by the Web-UI installer in order to get JAMS up and running.
 servers:
   - url: 'http://localhost:3000'
 paths:

api-doc/reference/Nameserver-API.v1.yaml

@@ -2,6 +2,7 @@ openapi: 3.0.0
 info:
   title: Nameserver API
   version: '1.0'
+  description: This is the Jami-compatible implementation of the nameserver.
 servers:
   - url: 'http://localhost:8080'
 paths:
@@ -13,7 +14,7 @@ paths:
         in: path
         required: true
     get:
-      summary: Your GET endpoint
+      summary: Address lookup
       tags: []
       responses: {}
       operationId: get-api-nameserver-addr-addr
@@ -25,7 +26,7 @@ paths:
         in: path
         required: true
     get:
-      summary: Your GET endpoint
+      summary: Name lookup
       tags: []
       responses: {}
       operationId: get-api-nameserver-name-name

api-doc/reference/Security-API.v1.yaml

@@ -7,7 +7,7 @@ servers:
 paths:
   /api/auth/login:
     post:
-      summary: ''
+      summary: Login and Receive Auth Token
       operationId: post-api-auth-login
       responses:
         '200':