Explain project (#15)

Author: LinMAD

README.md

@@ -2,35 +2,43 @@
 
 [![Build Status](https://travis-ci.org/LinMAD/BitAccretion.svg?branch=master)](https://travis-ci.org/LinMAD/BitAccretion)
 
-#### Why it's exist?
-[Project plot on medium](https://medium.com/@artjomnemiro/how-valuable-can-be-visual-monitoring-923e9e865625)
-
-```text
-TODO Add system chart how it works
-Expl:
-
-Main -> Loading
-Main -> Kernel
-Kernel -> Dashboard
-Kernel -> Processor
-Kernel -> Sound
-```
-
 #### About
-BitAccretion it's simple tool to aggregate metrics and visualize it. 
+`BitAccretion` - simple tool to visualize system metrics.
+Metrics are collected by the provider and it's based on Go plugins to support different ways to aggregate\assemble metrics data.
 
-Based on Go plugins and allows you to implement specific graph assemblers to show them in the terminal dashboard.
+[More why it was created, post on medium](https://medium.com/@artjomnemiro/how-valuable-can-be-visual-monitoring-923e9e865625)
 
-The repository contains implemented New Relic API as a data provider but could be also based on Nginx logs aggregation or other sources. 
+##### Structure
 
-#### What it can do?
-- Displaying terminal dashboard of graph(Systems and metrics) in charts representation.
-- Sound alerts with System name if audio file exist.
+[Configuration file](./config.json.tpl)
+
+Folder hierarchy:
+```text
+BitAccretion
+├── build           // Stores compiled project (if used make)
+├── core            // Responsible for communication between dashboard and provider
+├── dashboard       // Terminal UI with logic handling
+├── event           // Observer with common interfaces
+├── extension       // Go plugin folder
+│   ├── fake
+│   ├── newrelic
+│   ├── sound
+|   ├── provider.go // Provider (metrics assembling) interface for plugin
+|   └── sound.go    // Sound (alerting) interface for plugin
+├── logger          // Application logs interface
+├── model           // Data structures
+├── resource        // External files, images, audio files, etc
+│   └── sound
+│       ├── alarm
+│       └── voice
+├── util            // Small useful functions
+└── vendor          // Third party dependencies (managed by go modules)
+```
 
 #### Example how it's looks like
 ![Demo example](./resource/example.gif)
 
-
+##### TODO List:
 ```text
 TODO GOTTY in docker container to access from browser
 TODO Remove clock and add degradation chart from exec time (Show error regression from exec time till now)