Uses PaperLib to get chunks async (#95)

* Uses PaperLib to get chunks async.

Appears to work fine on regular Spigot too.

* Removes config settings not required anymore.

* Future is on main thread, so do calcs async

* Implements multi-threaded level calculation.

* Remove debug from version

pom.xml

@@ -65,7 +65,7 @@
         <!-- Do not change unless you want different name for local builds. -->
         <build.number>-LOCAL</build.number>
         <!-- This allows to change between versions. -->
-        <build.version>1.8.0</build.version>
+        <build.version>1.8.1</build.version>
     </properties>
 
     <!-- Profiles will allow to automatically change build version. -->
@@ -147,6 +147,10 @@
             <id>codemc-public</id>
             <url>https://repo.codemc.org/repository/maven-public/</url>
         </repository>
+        <repository>
+            <id>papermc</id>
+            <url>https://papermc.io/repo/repository/maven-public/</url>
+        </repository>
     </repositories>
 
     <dependencies>
@@ -182,6 +186,12 @@
             <version>${bentobox.version}</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>io.papermc</groupId>
+            <artifactId>paperlib</artifactId>
+            <version>1.0.2</version>
+            <scope>compile</scope>
+        </dependency>
     </dependencies>
 
     <build>
@@ -278,6 +288,28 @@
                 <artifactId>maven-deploy-plugin</artifactId>
                 <version>2.8.2</version>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.1.1</version>
+                <configuration>
+                    <dependencyReducedPomLocation>${project.build.directory}/dependency-reduced-pom.xml</dependencyReducedPomLocation>
+                    <relocations>
+                        <relocation>
+                            <pattern>io.papermc.lib</pattern>
+                            <shadedPattern>world.bentobox.level.paperlib</shadedPattern> <!-- Replace this -->
+                        </relocation>
+                    </relocations>
+                </configuration>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>