cleaned up package.xml

package.xml

@@ -11,30 +11,10 @@
 
   <buildtool_depend>catkin</buildtool_depend>
   <test_depend>gtest</test_depend>
-  <!-- 
-    Documentation for dependencies:
-    <build_depend>            Build-time dependency required to build 
-                              this package, e.g. boost, opencv.
-    <build_export_depend>     Exported build-time dependency required to 
-                              build packages that depend on this package,
-                              e.g. boost, opencv.
-    <exec_depend>             Execution dependency required to run this 
-                              package, e.g. boost, opencv.
-    <depend>                  Build-time, exported build-time and execution
-                              dependency. This is a bundled synonym for
-                              <build_depend>, <build_export_depend> and
-                              <exec_depend>.
-  -->
-
-  <build_depend>mrt_cmake_modules</build_depend>
 
   <depend>mrt_opencv</depend>
   <depend>mrt_ceres</depend>
   <depend>yaml-cpp</depend>
   <depend>boost</depend>
   <depend>eigen</depend>
-
-  <export>
-    <!-- Other tools can request additional information be placed here -->
-  </export>
 </package>