Updating README.md to reflect bulk write ability added in influxdb-rs#87

Author: sdether

.gitignore

@@ -1,3 +1,4 @@
 /target
 **/*.rs.bk
 Cargo.lock
+.idea

README.md

@@ -37,15 +37,16 @@ Pull requests are always welcome. See [Contributing](https://github.com/influxdb
 
 ### Currently Supported Features
 
--   Reading and Writing to InfluxDB
--   Optional Serde Support for Deserialization
--   Running multiple queries in one request (e.g. `SELECT * FROM weather_berlin; SELECT * FROM weather_london`)
--   Authenticated and Unauthenticated Connections
--   `async`/`await` support
--   `#[derive(InfluxDbWriteable)]` Derive Macro for Writing / Reading into Structs
--   `GROUP BY` support
--   Tokio and async-std support (see example below) or [available backends](https://github.com/influxdb-rs/influxdb-rust/blob/main/influxdb/Cargo.toml)
--   Swappable HTTP backends ([see below](#Choice-of-HTTP-backend))
+- Reading and Writing to InfluxDB
+- Optional Serde Support for Deserialization
+- Running multiple queries in one request (e.g. `SELECT * FROM weather_berlin; SELECT * FROM weather_london`)
+- Writing single or multiple measurements in one request (e.g. `WriteQuery` or `Vec<WriteQuery>` argument)
+- Authenticated and Unauthenticated Connections
+- `async`/`await` support
+- `#[derive(InfluxDbWriteable)]` Derive Macro for Writing / Reading into Structs
+- `GROUP BY` support
+- Tokio and async-std support (see example below) or [available backends](https://github.com/influxdb-rs/influxdb-rust/blob/main/influxdb/Cargo.toml)
+- Swappable HTTP backends ([see below](#Choice-of-HTTP-backend))
 
 ## Quickstart
 
@@ -76,14 +77,21 @@ async fn main() {
     }
 
     // Let's write some data into a measurement called `weather`
-    let weather_reading = WeatherReading {
-        time: Timestamp::Hours(1).into(),
-        humidity: 30,
-        wind_direction: String::from("north"),
-    };
-
+    let weather_readings = vec!(
+        WeatherReading {
+            time: Timestamp::Hours(1).into(),
+            humidity: 30,
+            wind_direction: String::from("north"),
+        }.into_query("weather"),
+        WeatherReading {
+            time: Timestamp::Hours(2).into(),
+            humidity: 40,
+            wind_direction: String::from("west"),
+        }.into_query("weather"),
+    );
+  
     let write_result = client
-        .query(weather_reading.into_query("weather"))
+        .query(weather_readings)
         .await;
     assert!(write_result.is_ok(), "Write result was not okay");