Revert "Improve namespace names"

This reverts commit 973df43fe0.

On a second thought, namespaces are close to classes in the sense that both encapsulate data, so they should both use Pascal case notation.

packages/CLPBN/horus/Horus.h

@@ -50,7 +50,7 @@ enum GroundSolverType
 };
 
 
-namespace globals {
+namespace Globals {
 
 extern bool logDomain;
 
@@ -63,7 +63,7 @@ extern GroundSolverType groundSolver;
 }
 
 
-namespace constants {
+namespace Constants {
 
 // show message calculation for belief propagation
 const bool SHOW_BP_CALCS = false;
@@ -73,7 +73,7 @@ const int NO_EVIDENCE = -1;
 // number of digits to show when printing a parameter
 const unsigned PRECISION = 6;
 
-}  // namespace constants
+}
 
 }  // namespace horus