Minor touchup of messages printed on screeen

NEWS.rst

@@ -57,10 +57,10 @@ parallel_stereo (:numref:`parallel_stereo`):
     resolutions, as this can lead to incorrect results.
   * Print a warning in ``stereo_pprc`` and ``stereo_tri`` if the stereo
     convergence angle is too small.
-  * Added the options ``--enable-atmospheric-refraction-correction``
-    and ``--enable-velocity-aberration-correction`` for Pleiades linescan
-    cameras (these are enabled by default for WorldView cameras only).
-    It is not clear if these corrections improve or not vertical accuracy.
+  * Added the options ``--enable-atmospheric-refraction-correction`` and
+    ``--enable-velocity-aberration-correction`` for Pleiades linescan cameras
+    (these are enabled by default for WorldView cameras only). It is not clear
+    if these corrections improve or not Pleiades accuracy.
 
 sfs (:numref:`sfs`):
   * Added the program ``image_subset`` for selecting a subset of images that

src/asp/Core/Common.cc

@@ -441,7 +441,7 @@ void asp::log_to_file(int argc, char *argv[],
   os << out_prefix << "-log-" << prog_name << "-" 
      << clean_timestamp << "-" << pid << ".txt";
   std::string log_file = os.str();
-  vw_out() << "Writing log info to: " << log_file << std::endl;
+  vw_out() << "Writing log: " << log_file << std::endl;
   std::ofstream lg(log_file.c_str());
 
   // Write the version

src/asp/Core/StereoSettings.cc

@@ -761,7 +761,7 @@ namespace asp {
         vw_out() << "Stereo file " << filename << " could not be found. "
                  << "Will use default settings and command line options only.\n";
       else
-        vw_out() << "Using stereo file " << filename << ".\n";
+        vw_out() << "Loading stereo file: " << filename << "\n";
     }
 
     return parse_asp_config_file(strm, desc, allow_unregistered);

src/asp/Sessions/StereoSession.cc

@@ -208,9 +208,9 @@ namespace asp {
                                                   adj_prefix, zero_pixel_offset);
       } catch (std::exception const& e) {
         vw_throw(ArgumentErr() << "Failed to load the camera model from " << cam_file
-                << " for image " << image_file << ".\n"
-                << "First error message:" << msg << "\n"
-                << "Second error message:" << e.what() << "\n");
+                << " for image: " << image_file << ".\n"
+                << "First error message: " << msg << "\n"
+                << "Second error message: " << e.what() << "\n");
       }
     }