Prepare pmd release 5.4.6

src/site/markdown/overview/changelog.md

@@ -1,6 +1,6 @@
 # PMD Release Notes
 
-## ????? - 5.4.6-SNAPSHOT
+## 27-March-2017 - 5.4.6
 
 The PMD team is pleased to announce PMD 5.4.6.
 
@@ -8,30 +8,24 @@ This is a bug fixing release.
 
 ### Table Of Contents
 
-* [New and noteworthy](#New_and_noteworthy)
 * [Fixed Issues](#Fixed_Issues)
-* [API Changes](#API_Changes)
 * [External Contributions](#External_Contributions)
 
-### New and noteworthy
-
 ### Fixed Issues
 
 *   general:
     *   [#305](https://github.com/pmd/pmd/issues/305): \[core] PMD not executing under git bash
-*   java
+*   java:
     *   [#309](https://github.com/pmd/pmd/issues/309): \[java] Parse error on method reference
 *   java-design:
     *   [#275](https://github.com/pmd/pmd/issues/275): \[java] FinalFieldCouldBeStatic: Constant in @interface incorrectly reported as "could be made static"
-*   java-junit
+*   java-junit:
     *   [#285](https://github.com/pmd/pmd/issues/285): \[java] JUnitTestsShouldIncludeAssertRule should support @Rule as well as @Test(expected = ...)
 *   java-optimizations:
     *   [#222](https://github.com/pmd/pmd/issues/222): \[java] UseStringBufferForStringAppends: False Positive with ternary operator
 *   java-strings:
     *   [#290](https://github.com/pmd/pmd/issues/290): \[java] InefficientEmptyStringCheck misses String.trim().isEmpty()
 
-### API Changes
-
 ### External Contributions
 
 *   [#303](https://github.com/pmd/pmd/pull/303): \[java] InefficientEmptyStringCheckRule now reports String.trim().isEmpty()