Add note for version 0.2.1

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 0.2.1 - 22/04/2017
+Add installation instructions in README.md file  
+
 ## 0.2 (Easter egg) - 17/04/2017
 Implementation of socket server for communicate with piGardenWeb  
 Implementation of messages (error, warning, success) passed to piGardenWeb  

README.md

@@ -9,3 +9,62 @@ Documentation of piGarden and build system irrigation with Raspberry Pi can be f
 ## License
 
 This script is open-sourced software under GNU GENERAL PUBLIC LICENSE Version 2
+
+## Installagtion
+
+1) Installs the necessary packages on your terminal:
+
+``` bash
+sudo apt-get install git curl gzip grep sed ucspi-tcp
+```
+
+2) Compile and install Jq (commandline JSON processor):
+
+``` bash
+cd 
+sudo apt-get install flex -y 
+sudo apt-get install bison -y 
+sudo apt-get install gcc -y 
+sudo apt-get install make -y 
+sudo apt-get install autotools -y 
+sudo apt-get install dh-autoreconf -y 
+wget https://github.com/stedolan/jq/releases/download/jq-1.5/jq-1.5.tar.gz
+tar xfvz jq-1.5.tar.gz
+cd jq-1.5
+autoreconf -i
+./configure --disable-maintainer-mode
+make
+sudo make install
+```
+
+3) Compile and install gpio program from WiringPi package:
+
+``` bash
+cd
+git clone git://git.drogon.net/wiringPi
+cd wiringPi
+git pull origin 
+./build
+```
+
+4) Download and install piGarden in your home
+
+``` bash
+cd
+git clone https://github.com/lejubila/piGarden.git
+```
+
+## Configuration
+
+Copy configuration file in /etc
+
+```bash
+cd
+sudo cp piGarden/conf/piGarden.conf.example /etc/piGarden.conf
+```
+
+Customize the configuration file. 
+For more information see 
+[www.lejubila.net/2015/12/impianto-di-irrigazione-con-raspberry-pi-pigarden-lo-script-di-gestione-quinta-parte/](https://www.lejubila.net/2015/12/impianto-di-irrigazione-con-raspberry-pi-pigarden-lo-script-di-gestione-quinta-parte/)
+and
+[www.lejubila.net/2017/04/pigarden-0-2-easter-egg/](https://www.lejubila.net/2017/04/pigarden-0-2-easter-egg/)