Adds comments and refactors several classes

Adds comments to Collection
Makes some variable and function names more descriptive
Adds some new methods for showing messsages and errors
Adds a lot of missing comments
Enhances some existing comments

src/main/java/net/knarcraft/minecraftserverlauncher/profile/Collection.java

@@ -18,15 +18,32 @@ public class Collection {
     private final Console serverConsole;
     private final String name;
 
+    /**
+     * Creates a new collection with the given name
+     * @param name <p>The name identifying the server, server tab, collection and server console</p>
+     */
     Collection(String name) {
         this.serverTab = new ServerTab(name);
         this.server = new Server(name);
-        this.serverConsole = ServerConsoles.addTab(name);
+        this.serverConsole = ServerConsoles.addConsoleTab(name);
         this.name = name;
     }
 
+    /**
+     * Creates a new collection with the given parameters
+     * @param name <p>The name identifying the server, server tab, collection and server console</p>
+     * @param serverPath <p>The path of the server folder</p>
+     * @param enabled <p>Whether the server should be run when starting servers</p>
+     * @param typeName <p>The name of the server type the server uses</p>
+     * @param serverVersion <p>The version of the running server type.</p>
+     * @param maxRam <p>The maximum amount of RAM the server is allowed to use.</p>
+     * @param vanillaVersion <p>The currently selected vanilla version</p>
+     * @param snapshotVersion <p>The currently selected snapshot version</p>
+     * @param spongeVanillaVersion <p>The currently selected SpongeVanilla version</p>
+     * @param bungeeVersion <p>The currently selected Bungee version</p>
+     */
     Collection(String name,
-               String path,
+               String serverPath,
                boolean enabled,
                String typeName,
                String serverVersion,
@@ -39,7 +56,7 @@ public class Collection {
         this.serverTab = new ServerTab(name);
         this.server = new Server(
                 name,
-                path,
+                serverPath,
                 enabled,
                 typeName,
                 serverVersion,
@@ -49,23 +66,39 @@ public class Collection {
                 spongeVanillaVersion,
                 bungeeVersion
         );
-        this.serverConsole = ServerConsoles.addTab(name);
+        this.serverConsole = ServerConsoles.addConsoleTab(name);
         this.name = name;
-        this.serverTab.setData(path, enabled, typeName, serverVersion, maxRam);
+        this.serverTab.setData(serverPath, enabled, typeName, serverVersion, maxRam);
     }
 
+    /**
+     * Gets the name of the collection
+     * @return <p>Collection name</p>
+     */
     public String getName() {
         return this.name;
     }
 
+    /**
+     * Gets the server of the collection
+     * @return <p>Collection server</p>
+     */
     public Server getServer() {
         return this.server;
     }
 
+    /**
+     * Gets the server tab of the collection
+     * @return <p>Collection server tab</p>
+     */
     public ServerTab getServerTab() {
         return  this.serverTab;
     }
 
+    /**
+     * Gets the server console of the collection
+     * @return <p>Collection server console</p>
+     */
     public Console getServerConsole() {
         return this.serverConsole;
     }