README.rst: Add Build and Development instructions

Author: KVGarg

README.rst

@@ -70,9 +70,74 @@ We appreciate any help!
 BUILD & DEVELOPMENT
 -------------------
 
-Run ``python3 setup.py install``
+1. Clone the *coala-html* repository
 
-Note: You need to have bower installed before you may install the python packages.
+::
+
+  $ git clone https://github.com/coala/coala-html.git
+
+2. Install latest version of **Node.js**
+
+- *Configure Node.js PPA*
+
+::
+
+    $ sudo apt-get install curl python-software-properties
+    $ curl -sL https://deb.nodesource.com/setup_11.x | sudo bash -
+
+- *Install Node.js and npm*
+
+::
+
+  $ sudo apt-get install nodejs
+
+- *Check Node.js and npm version*
+
+  You can find more details about current version on node.js `official website
+  <https://nodejs.org/>`__.
+
+::
+
+    $ node -v
+    v11.6.0
+
+    $ npm -v
+    6.5.0
+
+3. Install **bower** to build static web pages
+
+::
+
+    $ sudo npm install -g bower
+
+4. Change the directory to *coala-html* and run following command to install dependencies
+
+::
+
+    $ python setup.py install
+
+5. Install **coala-bears**
+
+::
+
+    $ pip install coala-bears
+
+6. Allow permissions to **root user** to install node packages
+
+::
+
+    $ sudo chown -R $USER:$GROUP ~/.npm
+    $ sudo chown -R $USER:$GROUP ~/.config
+    $ sudo chown -R $USER:$GROUP ~/.cache/bower/registry/registry.bower.io/lookup/
+    $ sudo chown -R $USER:$GROUP ~/.cache/bower/packages
+
+7. Run **coala-html** to display results from *coala-json*
+
+::
+
+$ coala-html --dir ..\Tests
+
+For more usage details, refer to the usage_ section.
 
 LICENSE
 =======
@@ -93,3 +158,4 @@ your option) any later version.
    :target: https://codecov.io/github/coala/coala-html?branch=master
 .. _GIF: https://cloud.githubusercontent.com/assets/7397433/16225501/8162a2a4-37c4-11e6-96b8-3e37b705c7f3.gif
 .. _Live: http://coala.github.io/coala-html
+.. _usage: https://github.com/KVGarg/coala-html/tree/build_development_instructions#usage