docs(cloudwatch): updated docs with info about #3080

CHANGELOG.md

 # 2.5.1 (unreleased)
 
+### Enhancements
+* **cloudwatch**: Support for multiple AWS Credentials, closes [#3053](https://github.com/grafana/grafana/issues/3053), [#3080](https://github.com/grafana/grafana/issues/3080)
+
 ### Bug Fixes
 * **dashboard**: fix for collapse row by clicking on row title, fixes [#3065](https://github.com/grafana/grafana/issues/3065)
 

docs/sources/datasources/cloudwatch.md

@@ -24,7 +24,8 @@ Name | Description
 ------------ | -------------
 Name | The data source name, important that this is the same as in Grafana v1.x if you plan to import old dashboards.
 Default | Default data source means that it will be pre-selected for new panels.
-Default-Region | Used in query editor to set region (can be changed on per query basis)
+Credentials profile name | Specify the name of the profile to use (if you use `~/aws/credentials` file), leave blank for default. This option was introduced in Grafana 2.5.1
+Default Region | Used in query editor to set region (can be changed on per query basis)
 
 ## Authentication
 

public/app/plugins/datasource/cloudwatch/partials/config.html

@@ -9,7 +9,7 @@
 					Credentials profile name<tip>Credentials profile name, as specified in ~/.aws/credentials, leave blank for default</tip>
 				</li>
 				<li>
-					<input type="text" class="tight-form-input input-large last" ng-model='current.database' placeholder="default" required></input>
+					<input type="text" class="tight-form-input input-large last" ng-model='current.database' placeholder="default"></input>
 				</li>
 			</ul>
 			<div class="clearfix"></div>
@@ -20,7 +20,7 @@
 					Default Region<tip>Specify the region, such as for US West (Oregon) use ` us-west-2 ` as the region.</tip>
 				</li>
 				<li>
-					<input type="text" class="tight-form-input input-large last" ng-model='current.jsonData.defaultRegion' placeholder="" required></input>
+					<input type="text" class="tight-form-input input-large last" ng-model='current.jsonData.defaultRegion' placeholder=""></input>
 				</li>
 			</ul>
 			<div class="clearfix"></div>