including rosinstall file and updating README

.rosinstall

@@ -0,0 +1,4 @@
+# main repo
+- git: {local-name: turtlebot3_blockly, uri:
+'git@github.com:dabit-industries/turtlebot3_blockly.git', version:
+'master'}

README.md

@@ -1,17 +1,36 @@
 # turtlebot3_blockly_wiki
 Wiki for TurtleBot3 control using Blockly.
 Hosted on readthedocs: https://turtlebot-3-blockly-wiki.readthedocs.io/en/latest/
-## Build
+## Build (Instructions for the wiki)
 ```
 cd docs
 sudo pip install -r requirements.txt
 make html
 ```
 
-## Test
+## Test (Instructions for the wiki)
 ```
 xdg-open build/html/index.html
 ```
 
+
+# Quickstart instructions for TurtleBot3 + Blockly interface
+Follow the instructions below after cloning the wiki repo
+```
+cd ~/turtlebot3_blockly_wiki/
+mkdir tb3_blockly
+cd tb3_blockly/ 
+wstool init src ~/turtlebot3_blockly_wiki/.rosinstall
+catkin_make
+```
+
+# Launch TurtleBot3 + Blockly
+```
+source devel/setup.bash
+roslaunch turtlebot3_blockly turtlebot3_blockly.launch
+```
+
+
+
 ## Notes
 - Using `_themes/sphinx_rtd_themes` for line-height of .highlight>pre element