Updated Upstream (Bukkit/CraftBukkit/Spigot)

Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
c7c11188 SPIGOT-2620: Add Player#sendBlockChanges()
f63d2b44 Improve annotation test on parameters
3372e7b4 SPIGOT-1244, SPIGOT-6860, SPIGOT-6874: Various Javadoc and formatting fixes
a1e8a9ab PR-793: Ignore .checkstyle file generated by Eclipse IDE

CraftBukkit Changes:
c2c39089e SPIGOT-2620: Add Player#sendBlockChanges()
8209158db PR-1113: Ignore .checkstyle file generated by Eclipse IDE

Spigot Changes:
4aa5ead2 Rebuild patches

patches/api/0003-Annotation-Test-changes.patch

@@ -8,7 +8,7 @@ Subject: [PATCH] Annotation Test changes
 - Add excludes for classes which don't pass
 
 diff --git a/src/test/java/org/bukkit/AnnotationTest.java b/src/test/java/org/bukkit/AnnotationTest.java
-index 0c7377247ad9251c9e498039511e7220370aba2d..c6a8a37a933cfc5a5885602a8a70fdda8fb6aa10 100644
+index 4ac3dd977e75cd8464163351d306e037ee32cb48..1a71bb8861150c1add6446aa2fad0f7035dd6873 100644
 --- a/src/test/java/org/bukkit/AnnotationTest.java
 +++ b/src/test/java/org/bukkit/AnnotationTest.java
 @@ -40,7 +40,17 @@ public class AnnotationTest {
@@ -57,7 +57,7 @@ index 0c7377247ad9251c9e498039511e7220370aba2d..c6a8a37a933cfc5a5885602a8a70fdda
  
 +                dancing: // Paper
                  for (int i = 0; i < paramTypes.length; i++) {
-                     if (mustBeAnnotated(paramTypes[i]) && !isWellAnnotated(method.invisibleParameterAnnotations == null ? null : method.invisibleParameterAnnotations[i])) {
+                     if (mustBeAnnotated(paramTypes[i]) ^ isWellAnnotated(method.invisibleParameterAnnotations == null ? null : method.invisibleParameterAnnotations[i])) {
 +                        // Paper start
 +                        if (method.invisibleTypeAnnotations != null) {
 +                            for (final org.objectweb.asm.tree.TypeAnnotationNode invisibleTypeAnnotation : method.invisibleTypeAnnotations) {