Tools/ros: add license info

Tools/ros/vagrant/docker-host-base/Vagrantfile

@@ -9,6 +9,8 @@
 # After build, do "vagrant package --base docker-host-base" to package,
 # and import as box: "vagrant box add --name uaventure/docker-host-base package.box"
 #
+# License: according to LICENSE.md in the root directory of the PX4 Firmware repository
+
 Vagrant.configure(2) do |config|
   config.vm.box = "ubuntu/trusty64"
 
@@ -19,7 +21,7 @@ Vagrant.configure(2) do |config|
     vb.gui = true
     vb.memory = "1024"
   end
-  
+
   config.vm.provision "file", source: "config/docker-default", destination: "/home/vagrant/docker-default"
   config.vm.provision "file", source: "config/xsessionrc", destination: "/home/vagrant/.xsessionrc"
 

Tools/ros/vagrant/docker-host-base/config/docker-default

@@ -23,4 +23,7 @@
 #export TMPDIR="/mnt/bigdrive/docker-tmp"
 
 # Expose TCP port in addition to socket
+
+# License: according to LICENSE.md in the root directory of the PX4 Firmware repository
+
 DOCKER_OPTS="${DOCKER_OPTS} -H unix:///var/run/docker.sock -H 0.0.0.0:2375"

Tools/ros/vagrant/docker-host-base/config/xsessionrc

@@ -2,4 +2,5 @@
 #
 # Disable X access control so we can easily start GUI apps
 #
+# License: according to LICENSE.md in the root directory of the PX4 Firmware repository
 xhost +

Tools/ros/vagrant/docker-host/Vagrantfile

@@ -12,6 +12,8 @@
 # You can then load an existing image, e.g.:
 # "docker load -i container-image.tar"
 #
+# License: according to LICENSE.md in the root directory of the PX4 Firmware repository
+
 Vagrant.configure(2) do |config|
   config.vm.box = "uaventure/docker-host-base"
 

Tools/ros/vagrant/px4-ros/Vagrantfile

@@ -23,6 +23,7 @@
 # - do not run the docker container with "--rm" (vagrant default). is that even possible?
 # - maybe map a local working directory to compile stuff without loosing it in side the docker container
 #
+# License: according to LICENSE.md in the root directory of the PX4 Firmware repository
 
 Vagrant.configure(2) do |config|
   # Configure docker host