RFR 8238919: (doc) Broken code snippet in the java.util.stream package documentation

[Roger Riggs]

Please review a trivial doc fix to remove html markup that should not be 
inside {@code}.
And a couple of spacing and punctuation fixes.

diff --git 
a/src/java.base/share/classes/java/util/stream/package-info.java 
b/src/java.base/share/classes/java/util/stream/package-info.java
--- a/src/java.base/share/classes/java/util/stream/package-info.java
+++ b/src/java.base/share/classes/java/util/stream/package-info.java
@@ -43,7 +43,7 @@
   * <p>The key abstraction introduced in this package is 
<em>stream</em>.  The
   * classes {@link java.util.stream.Stream}, {@link 
java.util.stream.IntStream},
   * {@link java.util.stream.LongStream}, and {@link 
java.util.stream.DoubleStream}
- * are streams over objects and the primitive {@code int}, {@code long} and
+ * are streams over objects and the primitive {@code int}, {@code 
long}, and
   * {@code double} types.  Streams differ from collections in several ways:
   *
   * <ul>
@@ -176,7 +176,7 @@
   * do:
   *
   * <pre>{@code
- *     int sumOfWeights = widgets.<b>parallelStream()</b>
+ *     int sumOfWeights = widgets.parallelStream()
   *                               .filter(b -> b.getColor() == RED)
   *                               .mapToInt(b -> b.getWeight())
   *                               .sum();
@@ -242,7 +242,7 @@
   *     String s = sl.collect(joining(" "));
   * }</pre>
   *
- * First a list is created consisting of two strings: "one"; and "two". 
Then a
+ * First a list is created consisting of two strings: "one" and "two". 
Then a
   * stream is created from that list. Next the list is modified by 
adding a third
   * string: "three". Finally the elements of the stream are collected 
and joined
   * together. Since the list was modified before the terminal {@code 
collect}
@@ -344,7 +344,7 @@
   * parallelization:
   *
   * <pre>{@code
- *     List<String>results =
+ *     List<String> results =
   *         stream.filter(s -> pattern.matcher(s).matches())
   *               .collect(Collectors.toList());  // No side-effects!
   * }</pre>

Issue:
   https://bugs.openjdk.java.net/browse/JDK-8238919

Thanks, Roger