Fix Readme format

readme.md

@@ -5,14 +5,14 @@ Autonomous Indoor Mobile Robots**](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC
  2019;19(4):950. Published 2019 Feb 23. doi:10.3390/s19040950* using Husky platform
   as benchmark
 
- ##Dependencies 
+ ## Dependencies 
  In order to use this package you should have [ROS](http://wiki.ros.org/melodic/Installation/Ubuntu) installed in your system.
  Additionally this package depends on some standard python libraries and two other packages used for the UWB Gazebo plugin which are [gazebosensorplugins](https://github.com/valentinbarral/gazebosensorplugins) and [gtech_msgs](https://github.com/valentinbarral/rosmsgs) both by valentinbarral.
  Script dependencies.sh should set everything you need
  ```
  chmod +x ./dependencies.sh && ./dependencies.sh
  ```
-##Run the simulation
+## Run the simulation
 You should first set all the environmental variables for Gazebo to work correctly by running *setup.bash* in your workspace root folder
 ```
  chmod +x ./setup.bash && ./setup.bash
@@ -28,18 +28,18 @@ chmod +x ./start_all.sh && ./start_all.sh
 In order to start visualizing data in rqt plot you should hit the play button on the top right of each graph 
 ## Folders
 
-###src
+### src
 Contains Python scripts which performs navigation. In particular *node_sage-husa.py* sets the node up and *shfaf.py* contains the filter class.
 
-###data
+### data
 Contains data exported as csv of simulation run with different filter configurations
 
-##launch
+ ## launch
 Contains roslaunch script to spawn husky with IMU and UWB tag (*spawn_husky_uwb.launch, description.launch*),
  Husky controls (*control.launch*), and to launch the empty world with UWB antennas in place (*uwb_empty.launch*)
 
  ## models
  Contains Husky urdf xacro model
 
- ##worlds
+ ## worlds
  Contains different world configuration