Add missing @SInCE 1.15 tags

Author: aherbert

src/main/java/org/apache/commons/codec/binary/Base32.java

@@ -311,6 +311,7 @@ public Base32(final int lineLength, final byte[] lineSeparator, final boolean us
      * @throws IllegalArgumentException
      *             Thrown when the {@code lineSeparator} contains Base32 characters. Or the
      *             lineLength > 0 and lineSeparator is null.
+     * @since 1.15
      */
     public Base32(final int lineLength, final byte[] lineSeparator, final boolean useHex, final byte padding, CodecPolicy decodingPolicy) {
         super(BYTES_PER_UNENCODED_BLOCK, BYTES_PER_ENCODED_BLOCK, lineLength,
@@ -365,7 +366,6 @@ public Base32(final int lineLength, final byte[] lineSeparator, final boolean us
      * @param inPos Position to start reading data from.
      * @param inAvail Amount of bytes available from input for decoding.
      * @param context the context to be used
-     *
      */
     @Override
     void decode(final byte[] input, int inPos, final int inAvail, final Context context) {

src/main/java/org/apache/commons/codec/binary/BaseNCodec.java

@@ -182,6 +182,7 @@ public String toString() {
 
     /**
      * The default decoding policy.
+     * @since 1.15
      */
     protected static final CodecPolicy DECODING_POLICY_DEFAULT = CodecPolicy.LENIENT;
 

src/main/java/org/apache/commons/codec/binary/Hex.java

@@ -88,7 +88,6 @@ public static byte[] decodeHex(final char[] data) throws DecoderException {
      * @param outOffset The position within {@code out} to start writing the decoded bytes.
      * @return the number of bytes written to {@code out}.
      * @throws DecoderException Thrown if an odd number of characters or illegal characters are supplied
-     *
      * @since 1.15
      */
     public static int decodeHex(final char[] data, final byte[] out, final int outOffset) throws DecoderException {