Text and eng formatting (#11)

Improve readability of readme. 
Fix some english

README.md

@@ -1,40 +1,48 @@
 # Hastic Graph Panel
 
-A better version of default Grafana's Graph Panel. Can render Anomalies & more.
-In order to detect anomalies and make predictions, you need to install: 
+A better version of Grafana's default Graph Panel. Able to render Anomalies & more.
+
+<img src="https://hastic.io/images/cpu_white.gif" />
+
+# Prerequisites
 
 * [hastic-server](https://github.com/hastic/hastic-server)
 * [Grafana >= 5.1.1](https://grafana.com/grafana/download)
 
-<img src="https://hastic.io/images/cpu_white.gif" />
-
 # Installation
 
-Clone repo
+- Clone the repository
 ```
 cd $GRAFANA_PATH/data/plugins
 git clone git@github.com:hastic/hastic-grafana-graph-panel.git
 ```
 
-and restart your `$GRAFANA_PATH/bin/grafana-server` server.
+- Restart `$GRAFANA_PATH/bin/grafana-server` server.
 
 
 # Usage
 
-You should have [hastic-server](https://github.com/hastic/hastic-server) running to use anomaly detection.
+[hastic-server](https://github.com/hastic/hastic-server) should be running in order to use anomaly detection.
 
-- open new dasboard where you want to see Hastic panel
-- open Dashboard `Settings` (top right corner) and then `Varables` 
-- Add new `Constant` [variable](http://docs.grafana.org/reference/templating/#variable-types) with `name` equals to `HASTIC_SERVER_URL` and `value` with URL of your hastic-server instance (e.g. `http://localhost:8000`) in your dashboard
+- Open new dasboard where you want to see Hastic panel
+- Open Dashboard `Settings` (top right corner) and then navigate to `Variables` 
+- Add new [variable](http://docs.grafana.org/reference/templating/#variable-types) 
+  - set `type` to `Constant`
+  - set `name` to `HASTIC_SERVER_URL` 
+  - set `value` to URL of your hastic-server instance in your dashboard (e.g. `http://localhost:8000`)
 - Save settings and close Settings window
-- set one metrics in `Metrics` tab. Only one metric suported
-- go to `Analytics tab` and create new anomaly
-- label your data:
-  - click button with chart icon
-  - highlight anomalies on graph holding `Ctrl` button on Windows or `Cmd` on Mac
-  - when you finished labeling - click button with chart icon once more. `saving...` status should appear.
-- you should see `Learning` status while hastic-server is learning (first learning can take a while).
-- when `Learning` status dissapear - you should see anomalies labeled in your graph
+- Open panel edit mode (click `panel title`menu or press "e" hotkey)
+- Navigate to `Metrics` tab. Set metrics. Only one metric suported
+- Navigate to `Analytics tab`
+  - Push `Add an Anomaly Type` button
+  - Set name of the anomaly and choose a pattern type
+  - Press `create`
+- Label your data:
+  - Click button with chart icon
+  - Highlight anomalies on graph holding `Ctrl` button on Windows or `Cmd` on Mac
+  - When you have finished labeling - click the button with the chart icon once more. `saving...` status should appear.
+- `Learning` status should appear while hastic-server is learning (first learning can take a while).
+- When `Learning` status dissapears - the anomalies should become labeled in your graph
 - <img src="assets/mag_icon_light.png" /> this icon means that the anomaly was marked by the server
 - <img src="assets/pin_icon_light.png" /> this icon means that the anomaly was marked by the user