Update the description, maintainer email, and license in the package.xml file

dfall_ws/src/dfall_pkg/package.xml

@@ -2,18 +2,18 @@
 <package>
   <name>dfall_pkg</name>
   <version>0.0.0</version>
-  <description>The dfall_pkg package</description>
+  <description>The Distributed Flying and Localisation Laboratory (D-FaLL) package</description>
 
   <!-- One maintainer tag required, multiple allowed, one person per tag --> 
   <!-- Example:  -->
   <!-- <maintainer email="jane.doe@example.com">Jane Doe</maintainer> -->
-  <maintainer email="crazyflie@todo.todo">crazyflie</maintainer>
+  <maintainer email="pbeuchat43@gmail.com">crazyflie</maintainer>
 
 
   <!-- One license tag required, multiple allowed, one license per tag -->
   <!-- Commonly used license strings: -->
   <!--   BSD, MIT, Boost Software License, GPLv2, GPLv3, LGPLv2.1, LGPLv3 -->
-  <license>TODO</license>
+  <license>GPLv3</license>
 
 
   <!-- Url tags are optional, but multiple are allowed, one per tag -->