cleanup benchmark printouts (#1394)

Author: baltzell

common-tools/clas-utils/src/main/java/org/jlab/utils/benchmark/Benchmark.java

@@ -79,7 +79,7 @@ public String toString(){
             String margins = new String(asterix);
             s.append(margins);
             s.append("\n");
-            s.append("*     BENCHMARK  RESULTS \n");
+            s.append("*     Benchmark  Results \n");
             s.append(margins);
             s.append("\n");
             for (BenchmarkTimer b : timers) {

common-tools/clas-utils/src/main/java/org/jlab/utils/benchmark/BenchmarkTimer.java

@@ -58,7 +58,7 @@ public double getSeconds(){
     public String toString() {
         double timePerCall = 0.0;
         if (numberOfCalls != 0) timePerCall = getMiliseconds() / numberOfCalls;
-        return String.format("TIMER (%-12s) : N Calls %12d,  Total Time  = %12.2f sec,  Unit Time = %12.3f msec",
+        return String.format("%-15s : #Calls %12d, Total = %12.2f sec, Unit = %12.3f msec",
             getName(), numberOfCalls, getSeconds(), timePerCall);
     }
 }

common-tools/clas-utils/src/main/java/org/jlab/utils/benchmark/BenchmarkTimerTotal.java

@@ -18,7 +18,7 @@ public BenchmarkTimerTotal(String name) {
     public String toString() {
         double timePerCall = 0.0;
         if (numberOfCalls != 0) timePerCall = getMiliseconds() / numberOfCalls * benchmarks.size();
-        return String.format("TIMER (%-12s) : N Calls %12d,  Total Time  = %12.2f sec,  Unit Time = %12.3f msec",
+        return String.format("%-15s : #Calls %12d, Total = %12.2f sec, Unit = %12.3f msec",
             getName(), numberOfCalls, getSeconds(), timePerCall);
     }