Merge pull request #24 from vadymmarkov/improve/readme

Improve README

Example/GuitarTuner/Podfile

@@ -3,6 +3,5 @@ use_frameworks!
 platform :ios, '8.0'
 
 pod 'Beethoven', path: '../../'
-pod 'Pitchy', git: 'https://github.com/vadymmarkov/Pitchy'
 pod 'Hue', git: 'https://github.com/hyperoslo/Hue'
 pod 'Cartography'

Example/GuitarTuner/Podfile.lock

@@ -9,23 +9,17 @@ DEPENDENCIES:
   - Beethoven (from `../../`)
   - Cartography
   - Hue (from `https://github.com/hyperoslo/Hue`)
-  - Pitchy (from `https://github.com/vadymmarkov/Pitchy`)
 
 EXTERNAL SOURCES:
   Beethoven:
     :path: ../../
   Hue:
     :git: https://github.com/hyperoslo/Hue
-  Pitchy:
-    :git: https://github.com/vadymmarkov/Pitchy
 
 CHECKOUT OPTIONS:
   Hue:
     :commit: 1fcddfad166e60e5af3d5d3496f3e5dbceaf474c
     :git: https://github.com/hyperoslo/Hue
-  Pitchy:
-    :commit: 8c88ce2cf49dea638cd04491216f80303966da2f
-    :git: https://github.com/vadymmarkov/Pitchy
 
 SPEC CHECKSUMS:
   Beethoven: 33b9add13299ea95e84bce44900055ac3c232fe0

README.md

@@ -6,28 +6,6 @@
 [![License](https://img.shields.io/cocoapods/l/Beethoven.svg?style=flat)](http://cocoadocs.org/docsets/Beethoven)
 [![Platform](https://img.shields.io/cocoapods/p/Beethoven.svg?style=flat)](http://cocoadocs.org/docsets/Beethoven)
 
-## Table of Contents
-
-* [Description](#description)
-* [Key features](#key-features)
-* [Usage](#usage)
-  * [Configuration](#configuration)
-  * [Pitch engine](#pitch-engine)
-  * [Signal tracking](#signal-tracking)
-  * [Transform](#transform)
-  * [Estimation](#estimation)
-  * [Error handling](#error-handling)
-* [Pitch detection specifics](#pitch-detection-specifics)
-* [Examples](#examples)
-* [Installation](#installation)
-* [Components](#components)
-* [Author](#author)
-* [Contributing](#contributing)
-* [License](#license)
-
-## Description
-
-<img src="https://github.com/vadymmarkov/Beethoven/blob/master/Resources/BeethovenIcon.png" width="195" height="199" alt="Beethoven Icon" align="right" />
 **Beethoven** is an audio processing Swift library that provides an
 easy-to-use interface to solve an age-old problem of pitch detection of musical
 signals. You can read more about this subject on
@@ -49,6 +27,26 @@ implementations could also be not perfect and obviously there is a place for
 improvements. It means that [contribution](#contributing) is very important
 and more than welcome!
 
+## Table of Contents
+
+<img src="https://github.com/vadymmarkov/Beethoven/blob/master/Resources/BeethovenIcon.png" width="195" height="199" alt="Beethoven Icon" align="right" />
+
+* [Key features](#key-features)
+* [Usage](#usage)
+  * [Configuration](#configuration)
+  * [Pitch engine](#pitch-engine)
+  * [Signal tracking](#signal-tracking)
+  * [Transform](#transform)
+  * [Estimation](#estimation)
+  * [Error handling](#error-handling)
+* [Pitch detection specifics](#pitch-detection-specifics)
+* [Examples](#examples)
+* [Installation](#installation)
+* [Components](#components)
+* [Author](#author)
+* [Contributing](#contributing)
+* [License](#license)
+
 ## Key features
 
 - Audio signal tracking with `AVAudioEngine` and audio nodes (Available in