Updated Upstream (Bukkit/CraftBukkit/Spigot)

Upstream has released updates that appears 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:
79f6ba25 Skip tests on default builds
b85cc32f Further discourage World.regenerateChunk

CraftBukkit Changes:
7560d3b5 Skip tests on default builds
d0a9130d SPIGOT-4563: Fix regenerating chunks saved to disk already

Spigot Changes:
8173d06f Remove need for redundant second clone of repositories
8ede0393 Rebuild patches

Spigot-API-Patches/POM-changes.patch

@@ -5,7 +5,7 @@ Subject: [PATCH] POM changes
 
 
 diff --git a/pom.xml b/pom.xml
-index 7ac07ac07ac0..7ac07ac07ac0 100644
+index ebcc781c..229fe559 100644
 --- a/pom.xml
 +++ b/pom.xml
 @@ -0,0 +0,0 @@
@@ -31,8 +31,10 @@ index 7ac07ac07ac0..7ac07ac07ac0 100644
      <description>An enhanced plugin API for Minecraft servers.</description>
  
      <properties>
+-        <skipTests>true</skipTests>
 -        <maven.compiler.source>1.7</maven.compiler.source>
 -        <maven.compiler.target>1.7</maven.compiler.target>
++        <!-- <skipTests>true</skipTests> Paper - This [was] not going to end well -->
 +        <!-- Paper - #Logic -->
 +        <maven.compiler.source>1.8</maven.compiler.source>
 +        <maven.compiler.target>1.8</maven.compiler.target>
@@ -101,38 +103,4 @@ index 7ac07ac07ac0..7ac07ac07ac0 100644
                      <!-- when downloading via Maven we can pull depends individually -->
                      <shadedArtifactAttached>true</shadedArtifactAttached>
                  </configuration>
-             </plugin>
-         </plugins>
-     </build>
--
--    <profiles>
--        <profile>
--            <id>development</id>
--            <build>
--                <plugins>
--                    <plugin>
--                        <groupId>org.codehaus.mojo</groupId>
--                        <artifactId>animal-sniffer-maven-plugin</artifactId>
--                        <version>1.17</version>
--                        <executions>
--                            <execution>
--                                <phase>process-classes</phase>
--                                <goals>
--                                    <goal>check</goal>
--                                </goals>
--                            </execution>
--                        </executions>
--                        <configuration>
--                            <signature>
--                                <groupId>org.codehaus.mojo.signature</groupId>
--                                <artifactId>java17</artifactId>
--                                <version>1.0</version>
--                            </signature>
--                        </configuration>
--                    </plugin>
--                </plugins>
--            </build>
--        </profile>
--    </profiles>
- </project>
 --