Update EXAMPLE_README.md

plugins/inputs/EXAMPLE_README.md

 # Example Input Plugin
 
-The example plugin gathers metrics about example things
+The example plugin gathers metrics about example things.  This description
+explains at a high level what the plugin does and provides links to where
+additional information can be found.
 
 ### Configuration:
 
@@ -12,7 +14,8 @@ The example plugin gathers metrics about example things
 
 ### Measurements & Fields:
 
-<optional description>
+Here you should add an optional description and links to where the user can
+get more information about the measurements.
 
 - measurement1
     - field1 (type, unit)
@@ -30,8 +33,11 @@ The example plugin gathers metrics about example things
 
 ### Sample Queries:
 
-These are some useful queries (to generate dashboards or other) to run against data from this plugin:
+This section should contain some useful InfluxDB queries that can be used to
+get started with the plugin or to generate dashboards.  For each query listed,
+describe at a high level what data is returned.
 
+Get the max, mean, and min for the measurement in the last hour:
 ```
 SELECT max(field1), mean(field1), min(field1) FROM measurement1 WHERE tag1=bar AND time > now() - 1h GROUP BY tag
 ```
@@ -39,7 +45,7 @@ SELECT max(field1), mean(field1), min(field1) FROM measurement1 WHERE tag1=bar A
 ### Example Output:
 
 ```
-$ ./telegraf -config telegraf.conf -input-filter example -test
+$ telegraf -input-filter example -test
 measurement1,tag1=foo,tag2=bar field1=1i,field2=2.1 1453831884664956455
 measurement2,tag1=foo,tag2=bar,tag3=baz field3=1i 1453831884664956455
 ```