Minimizing of the configuration sample (#1017)

source/_components/sensor.bitcoin.markdown

@@ -22,7 +22,6 @@ To add the Bitcoin sensor to your installation, add a selection of the available
 # Example configuration.yaml entry
 sensor:
   platform: bitcoin
-  currency: YOUR CURRENCY
   display_options:
     - exchangerate
     - trade_volume_btc

source/_components/sensor.coinmarketcap.markdown

@@ -21,7 +21,6 @@ To add the CoinMarketCap sensor to your installation, add the following lines to
 # Example configuration.yaml entry
 sensor:
   - platform: coinmarketcap
-    currency: bitcoin
 ```
 
 Configuration variables:

source/_components/sensor.fixer.markdown

@@ -23,15 +23,13 @@ To enable this sensor, add the following lines to your `configuration.yaml` file
 ```yaml
 # Example configuration.yaml entry
 sensor:
-  platform: fixer
+  - platform: fixer
-  name: EUR
+    target: CHF
-  base: EUR
-  target: CHF
 ```
 
 Configuration variables:
 
+- **target** (*Required*): The symbol of the target currency.
 - **name** (*Optional*): Name to use in the frontend.
 - **base** (*Optional*): The symbol of the base currency. Default to USD 
-- **target** (*Required*): The symbol of the target currency.
 

source/_components/sensor.openexchangerates.markdown

@@ -25,14 +25,12 @@ To enable this sensor, add the following lines to your `configuration.yaml` file
 sensor:
   - platform: openexchangerates
     api_key: YOUR_API_KEY
-    base: USD
     quote: EUR
-    name: USDEUR
 ```
 
 Configuration variables:
 
 - **api_key** (*Required*): API Key for [Open Exchange Rates](https://openexchangerates.org).
-- **name** (*Optional*): Name to use in the frontend.
-- **base** (*Optional*): The symbol of the base currency. Defaults to USD 
 - **quote** (*Required*): The symbol of the quote or target currency.
+- **name** (*Optional*): Name to use in the frontend.
+- **base** (*Optional*): The symbol of the base currency. Defaults to USD.

source/_components/sensor.yahoo_finance.markdown

@@ -22,8 +22,6 @@ To enable the `yahoo_finance` platform, add the following lines to your `configu
 # Example configuration.yaml entry
 sensor:
   - platform: yahoo_finance
-    name: Red Hat Inc.
-    symbol: RHT
 ```
 
 Configuration variables:
@@ -31,16 +29,25 @@ Configuration variables:
 - **name** (*Optional*): The name of the sensor. If not specified, it defaults to *Yahoo Stock*.
 - **symbol** (*Optional*): The stock market symbol for a given company. If not specified, it defaults to *Yahoo (YHOO)*.
 
-Example configuration:
+## {% linkable_title Examples %}
+
+In this section you find some real life examples of how to use this sensor.
+
+### {% linkable_title Red Hat %}
 
 ```yaml
-# Example configuration.yaml entry
 sensor:
   - platform: yahoo_finance
     name: Red Hat Inc.
     symbol: RHT
+```
 
+### {% linkable_title Google %}
+
+```yaml
+sensor:
   - platform: yahoo_finance
     name: Google
     symbol: GOOGL
 ```
+