Move tools folder into test folder

- Classes still won't be present in JAR but classes will be automatically compiled by Maven inside of the test scope, facilitating the execution of tool tasks

src/test/java/tools/docs/UpdateDocsTask.java

@@ -0,0 +1,46 @@
+package tools.docs;
+
+import com.google.common.collect.ImmutableSet;
+import tools.commands.CommandPageCreater;
+import tools.hashmethods.HashAlgorithmsDescriptionTask;
+import tools.permissions.PermissionsListWriter;
+import tools.utils.ToolTask;
+
+import java.util.Scanner;
+import java.util.Set;
+
+/**
+ * Task that runs all tasks which update files in the docs folder.
+ */
+public class UpdateDocsTask implements ToolTask {
+
+    private final Set<Class<? extends ToolTask>> TASKS = ImmutableSet.of(
+        CommandPageCreater.class, HashAlgorithmsDescriptionTask.class, PermissionsListWriter.class);
+
+    @Override
+    public String getTaskName() {
+        return "updateDocs";
+    }
+
+    @Override
+    public void execute(Scanner scanner) {
+        for (Class<? extends ToolTask> taskClass : TASKS) {
+            try {
+                ToolTask task = instantiateTask(taskClass);
+                System.out.println("\nRunning " + task.getTaskName() + "\n-------------------");
+                task.execute(scanner);
+            } catch (UnsupportedOperationException e) {
+                System.err.println("Error running task of class '" + taskClass + "'");
+                e.printStackTrace();
+            }
+        }
+    }
+
+    private static ToolTask instantiateTask(Class<? extends ToolTask> clazz) {
+        try {
+            return clazz.newInstance();
+        } catch (IllegalAccessException | InstantiationException e) {
+            throw new UnsupportedOperationException(e);
+        }
+    }
+}