diff --git a/.classpath b/.classpath
new file mode 100644
index 0000000..2c705bb
--- /dev/null
+++ b/.classpath
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="src" path="src/main/resources"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>
diff --git a/.gitignore b/.gitignore
index 6d80b42..043fc2a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,40 +1,38 @@
-# Eclipse stuff
-/.classpath
-/.project
-/.settings
-
-# netbeans
-/nbproject
-
-# we use maven!
-/build.xml
-
-# maven
-/target
-/repo
-
-# vim
-.*.sw[a-p]
-
-# various other potential build files
-/build
-/bin
-/dist
-/manifest.mf
-
-/world
-
-# Mac filesystem dust
-*.DS_Store
-
-# intellij
-*.iml
-*.ipr
-*.iws
-.idea/
-
-# Project Stuff
-/src/main/resources/Soulbound
-
-# Atlassian Stuff
+# Eclipse stuff
+/.settings
+
+# netbeans
+/nbproject
+
+# we use maven!
+/build.xml
+
+# maven
+/target
+/repo
+
+# vim
+.*.sw[a-p]
+
+# various other potential build files
+/build
+/bin
+/dist
+/manifest.mf
+
+/world
+
+# Mac filesystem dust
+*.DS_Store
+
+# intellij
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# Project Stuff
+/src/main/resources/Soulbound
+
+# Atlassian Stuff
 /atlassian-ide-plugin.xml
\ No newline at end of file
diff --git a/.project b/.project
new file mode 100644
index 0000000..c32291d
--- /dev/null
+++ b/.project
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>RocketJump</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/pom.xml b/pom.xml
index 429563e..442f932 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,8 +18,8 @@
 				<artifactId>maven-compiler-plugin</artifactId>
 				<version>3.1</version>
 				<configuration>
-					<source>1.8</source>
-					<target>1.8</target>
+					<source>1.7</source>
+					<target>1.7</target>
 				</configuration>
 			</plugin>
 		</plugins>
diff --git a/src/main/java/cn/citycraft/RocketJump/utils/VersionChecker.java b/src/main/java/cn/citycraft/RocketJump/utils/VersionChecker.java
deleted file mode 100644
index 044411d..0000000
--- a/src/main/java/cn/citycraft/RocketJump/utils/VersionChecker.java
+++ /dev/null
@@ -1,112 +0,0 @@
-package cn.citycraft.RocketJump.utils;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.net.URL;
-
-import org.bukkit.Bukkit;
-import org.bukkit.ChatColor;
-import org.bukkit.configuration.file.FileConfiguration;
-import org.bukkit.configuration.file.YamlConfiguration;
-import org.bukkit.entity.Player;
-import org.bukkit.event.EventHandler;
-import org.bukkit.event.Listener;
-import org.bukkit.event.player.PlayerJoinEvent;
-import org.bukkit.plugin.Plugin;
-
-import com.google.common.base.Charsets;
-
-/**
- * 自动更新类
- * 
- * @author 蒋天蓓
- *         2015年8月14日下午4:01:15
- */
-public class VersionChecker implements Listener {
-	Plugin plugin;
-	public String checkurl = "https://coding.net/u/502647092/p/%s/git/raw/%s/src/plugin.yml";
-	public String branch = "master";
-
-	/**
-	 * @param plugin
-	 *            - 插件
-	 */
-	public VersionChecker(Plugin plugin) {
-		this.plugin = plugin;
-		plugin.getServer().getPluginManager().registerEvents(this, plugin);
-		this.versioncheck(null);
-	}
-
-	/**
-	 * @param plugin
-	 *            - 插件
-	 * @param branch
-	 *            - 分支名称
-	 */
-	public VersionChecker(Plugin plugin, String branch) {
-		this.plugin = plugin;
-		plugin.getServer().getPluginManager().registerEvents(this, plugin);
-		this.checkurl = branch;
-		this.versioncheck(null);
-	}
-
-	/**
-	 * 获取插件更新链接
-	 * 
-	 * @param pluginName
-	 *            - 插件名称
-	 * @param branch
-	 *            - 插件分支
-	 * @return 更新链接
-	 */
-	public String getCheckUrl(String pluginName, String branch) {
-		return String.format(checkurl, pluginName, branch);
-	}
-
-	@EventHandler
-	public void onPlayerJoin(PlayerJoinEvent e) {
-		if (e.getPlayer().isOp()) {
-			this.versioncheck(e.getPlayer());
-		}
-	}
-
-	/**
-	 * 开始更新
-	 * 
-	 * @param player
-	 *            - 获取更新的玩家(null则默认为控制台)
-	 */
-	public void versioncheck(final Player player) {
-		Bukkit.getScheduler().runTaskAsynchronously(plugin, new Runnable() {
-			@Override
-			public void run() {
-				String readURL = getCheckUrl(plugin.getName(), branch);
-				FileConfiguration config;
-				String currentVersion = plugin.getDescription().getVersion();
-				try {
-					URL url = new URL(readURL);
-					BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream(), Charsets.UTF_8));
-					config = YamlConfiguration.loadConfiguration(br);
-					String newVersion = config.getString("version");
-					br.close();
-					if (!newVersion.equals(currentVersion)) {
-						String[] msg = new String[] {
-								ChatColor.GREEN + plugin.getName() + " 插件最新版本 v" + newVersion,
-								ChatColor.RED + "服务器运行版本: v" + currentVersion,
-								ChatColor.GOLD + "插件更新网站: " + ChatColor.BLUE + plugin.getDescription().getWebsite()
-						};
-						if (player != null) {
-							player.sendMessage(msg);
-						} else {
-							plugin.getServer().getConsoleSender().sendMessage(msg);
-						}
-					}
-				} catch (IOException e) {
-					plugin.getLogger().warning("版本更新检查失败!");
-				}
-			}
-		});
-	}
-
-}