further class javadoc cleanup

Author: TilmanNeumann

src/main/java/de/tilman_neumann/jml/random/LehmerRng64.java

@@ -18,8 +18,6 @@
 /**
  * Lehmer's random number generator for 64 bit numbers; requires 128 bit multiplication internally.
  * 
- * It seems to work but not much faster than Random yet.
- * 
  * @see https://en.wikipedia.org/wiki/Lehmer_random_number_generator
  */
 public class LehmerRng64 {

src/main/java/de/tilman_neumann/jml/random/LehmerRng64MH.java

@@ -18,7 +18,7 @@
 /**
  * Lehmer's random number generator for 64 bit numbers; requires 128 bit multiplication internally.
  * 
- * This variant uses using Math.multiplyHigh().
+ * This variant is using Math.multiplyHigh().
  * 
  * @see https://en.wikipedia.org/wiki/Lehmer_random_number_generator
  */

src/main/java/de/tilman_neumann/jml/random/SpRand32.java

@@ -17,7 +17,7 @@
 import org.apache.logging.log4j.Logger;
 
 /**
- * My Java port of the 32-bit pseudo-random number generator from tinyEcm.c by Ben Buhrow.
+ * Java port of the 32-bit pseudo-random number generator from tinyEcm.c by Ben Buhrow.
  * 
  * This generator is special in that nextInt() creates strictly non-negative random numbers.
  *