Fix javadoc issues

src/main/java/org/apache/commons/math4/ode/nonstiff/ClassicalRungeKuttaStepInterpolator.java

@@ -45,7 +45,7 @@ import org.apache.commons.math4.ode.sampling.StepInterpolator;
  *
  * where &theta; belongs to [0 ; 1] and where y'<sub>1</sub> to y'<sub>4</sub> are the four
  * evaluations of the derivatives already computed during the
- * step.</p>
+ * step.
  *
  * @see ClassicalRungeKuttaIntegrator
  * @since 1.2

src/main/java/org/apache/commons/math4/ode/nonstiff/EulerFieldStepInterpolator.java

@@ -38,7 +38,7 @@ import org.apache.commons.math4.ode.FieldODEStateAndDerivative;
  * </ul>
  *
  * where &theta; belongs to [0 ; 1] and where y' is the evaluation of
- * the derivatives already computed during the step.</p>
+ * the derivatives already computed during the step.
  *
  * @see EulerFieldIntegrator
  * @param <T> the type of the field elements

src/main/java/org/apache/commons/math4/ode/nonstiff/EulerStepInterpolator.java

@@ -35,7 +35,7 @@ import org.apache.commons.math4.ode.sampling.StepInterpolator;
  * </ul>
  *
  * where &theta; belongs to [0 ; 1] and where y' is the evaluation of
- * the derivatives already computed during the step.</p>
+ * the derivatives already computed during the step.
  *
  * @see EulerIntegrator
  * @since 1.2

src/main/java/org/apache/commons/math4/ode/nonstiff/GillStepInterpolator.java

@@ -45,7 +45,7 @@ import org.apache.commons.math4.util.FastMath;
  * </ul>
  * where &theta; belongs to [0 ; 1] and where y'<sub>1</sub> to y'<sub>4</sub>
  * are the four evaluations of the derivatives already computed during
- * the step.</p>
+ * the step.
  *
  * @see GillIntegrator
  * @since 1.2

src/main/java/org/apache/commons/math4/ode/nonstiff/GraggBulirschStoerStepInterpolator.java

@@ -41,9 +41,8 @@ import org.apache.commons.math4.util.FastMath;
  * for this code is available <a
  * href="http://www.unige.ch/~hairer/prog/licence.txt">here</a>, for
  * convenience, it is reproduced below.</p>
- * </p>
  *
- * <table border="0" width="80%" cellpadding="10" align="center" bgcolor="#E0E0E0">
+ * <table border="0" width="80%" cellpadding="10" style="text-align: center; background-color: #E0E0E0;" summary="odex redistribution policy">
  * <tr><td>Copyright (c) 2004, Ernst Hairer</td></tr>
  *
  * <tr><td>Redistribution and use in source and binary forms, with or

src/main/java/org/apache/commons/math4/ode/nonstiff/MidpointStepInterpolator.java

@@ -37,7 +37,7 @@ import org.apache.commons.math4.ode.sampling.StepInterpolator;
  *
  * where &theta; belongs to [0 ; 1] and where y'<sub>1</sub> and y'<sub>2</sub> are the two
  * evaluations of the derivatives already computed during the
- * step.</p>
+ * step.
  *
  * @see MidpointIntegrator
  * @since 1.2

src/main/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesFieldStepInterpolator.java

@@ -50,7 +50,7 @@ import org.apache.commons.math4.ode.FieldODEStateAndDerivative;
  *
  * where &theta; belongs to [0 ; 1] and where y'<sub>1</sub> to y'<sub>4</sub> are the four
  * evaluations of the derivatives already computed during the
- * step.</p>
+ * step.
  *
  * @see ThreeEighthesFieldIntegrator
  * @param <T> the type of the field elements

src/main/java/org/apache/commons/math4/ode/nonstiff/ThreeEighthesStepInterpolator.java

@@ -47,7 +47,7 @@ import org.apache.commons.math4.ode.sampling.StepInterpolator;
  *
  * where &theta; belongs to [0 ; 1] and where y'<sub>1</sub> to y'<sub>4</sub> are the four
  * evaluations of the derivatives already computed during the
- * step.</p>
+ * step.
  *
  * @see ThreeEighthesIntegrator
  * @since 1.2