Don't repeat back the command line

The user doesn't need to be reminded of
what they just typed. Pipelines can just
echo the command line, if we want to track
it in a log file.

modules/kinematics/bin/rrt_ccd.cpp

@@ -37,12 +37,6 @@ using namespace IMP::kinematics;
 
 int main(int argc, char **argv)
 {
-  // output arguments
-  for (int i=0; i<argc; i++) {
-    std::cerr << argv[i] << " ";
-  }
-  std::cerr << std::endl;
-
   int number_of_iterations = 100;
   int number_of_nodes = 100;
   int save_configuration_number = 10;

modules/kinematics/bin/rrt_sample.cpp

@@ -36,12 +36,6 @@ using namespace IMP::kinematics;
 namespace {
 int rrt_sample(int argc, char **argv)
 {
-  // output arguments
-  for (int i=0; i<argc; i++) {
-    std::cerr << argv[i] << " ";
-  }
-  std::cerr << std::endl;
-
   int number_of_iterations = 100;
   int number_of_nodes = 100;
   int save_configuration_number = 10;