Rosified taxi_holo and opel cars

scripts/launch/junction.launch

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<launch>
+  <!-- We resume the logic in empty_world.launch, changing only the name of the world to be launched -->
+  <include file="$(find gazebo_ros)/launch/empty_world.launch">
+    <arg name="world_name" value="junction.world"/> <!-- Note: the world_name is with respect to GAZEBO_RESOURCE_PATH environmental variable -->
+    <arg name="paused" value="false"/>
+    <arg name="use_sim_time" value="true"/>
+    <arg name="gui" value="true"/>
+    <arg name="headless" value="false"/>
+    <arg name="debug" value="false"/>
+    <arg name="verbose" default="true"/>
+  </include>  
+</launch>

scripts/launch/taxi-holo.launch

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<launch>
+  <!-- We resume the logic in empty_world.launch, changing only the name of the world to be launched -->
+  <include file="$(find gazebo_ros)/launch/empty_world.launch">
+    <arg name="world_name" value="cityLarge.world"/> <!-- Note: the world_name is with respect to GAZEBO_RESOURCE_PATH environmental variable -->
+    <arg name="paused" value="false"/>
+    <arg name="use_sim_time" value="true"/>
+    <arg name="gui" value="true"/>
+    <arg name="headless" value="false"/>
+    <arg name="debug" value="false"/>
+    <arg name="verbose" default="true"/>
+  </include>  
+</launch>

src/drivers/gazebo/models/cityLarge/model.config

@@ -3,7 +3,7 @@
 <model>
   <name>CityLarge</name>
   <version>1.0</version>
-  <sdf version='1.5'>model.sdf</sdf>
+  <sdf>model.sdf</sdf>
 
   <author>
     <name>Samuek Rey</name>
@@ -13,4 +13,4 @@
   <description>
     A large city for navigation algorithm.
   </description>
-</model>
+</model>

src/drivers/gazebo/models/cityLarge/model.sdf

@@ -1,5 +1,5 @@
 <?xml version='1.0'?>
-<sdf version="1.4">
+<sdf version="1.5">
 <model name="cityLarge">
   <pose>0 0 0 0 0 0</pose>
   <static>true</static>