updated pom to define compiler settings in properties, updated spigot and papi dependencies, updated spigot dependency to be provided

pom.xml

@@ -1,11 +1,21 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.extendedclip.papi.expansion.player</groupId>
-  <artifactId>player-expansion</artifactId>
-  <version>1.7.2</version>
-  <name>PAPI-Expansion-Player</name>
-  <description>PlaceholderAPI expansion for player placeholders</description>
-    
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.extendedclip.papi.expansion.player</groupId>
+    <artifactId>player-expansion</artifactId>
+    <version>1.7.2</version>
+
+    <name>PAPI-Expansion-Player</name>
+    <description>PlaceholderAPI expansion for player placeholders</description>
+
+    <properties>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+
     <repositories>
         <repository>
             <id>spigot-repo</id>
@@ -15,23 +25,26 @@
             <id>placeholderapi</id>
             <url>http://repo.extendedclip.com/content/repositories/placeholderapi/</url>
         </repository>
-    </repositories>   
+    </repositories>
+
+
     <dependencies>
         <dependency>
             <groupId>org.spigotmc</groupId>
             <artifactId>spigot-api</artifactId>
-            <version>1.12-R0.1-SNAPSHOT</version>
-            <scope>compile</scope>
+            <version>1.16.1-R0.1-SNAPSHOT</version>
+            <scope>provided</scope>
         </dependency>
         <dependency>
-         <groupId>me.clip</groupId>
-          <artifactId>placeholderapi</artifactId>
-          <version>2.9.1</version>
-         <scope>provided</scope>
+            <groupId>me.clip</groupId>
+            <artifactId>placeholderapi</artifactId>
+            <version>2.10.6</version>
+            <scope>provided</scope>
         </dependency>
     </dependencies>
-    
-    <build>     
+
+
+    <build>
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
@@ -47,17 +60,6 @@
                     </archive>
                 </configuration>
             </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.2</version>
-                <configuration>
-                    <target>1.8</target>
-                    <source>1.8</source>
-                    <encoding>UTF-8</encoding>
-                    <useIncrementalCompilation>false</useIncrementalCompilation>
-                </configuration>
-            </plugin>
         </plugins>
     </build>
 </project>