src: refactored project wizard file structure

* renamed wizzard to wizard
* split QtProjectWizardContentPath into multiple files
* split QtProjectWizardContentPaths into multiple files
* restructured subdirectories

src/lib_gui/qt/project_wizard/content/path/QtProjectWizardContentPathDependenciesGradle.cpp

@@ -0,0 +1,33 @@
+#include "QtProjectWizardContentPathDependenciesGradle.h"
+
+#include "SourceGroupSettingsJavaGradle.h"
+
+QtProjectWizardContentPathDependenciesGradle::QtProjectWizardContentPathDependenciesGradle(
+	std::shared_ptr<SourceGroupSettingsJavaGradle> settings, QtProjectWizardWindow* window
+)
+	: QtProjectWizardContentPath(window)
+	, m_settings(settings)
+{
+	setTitleString("Intermediate Dependencies Directory");
+	setHelpString(
+		"This directory is used to temporarily download and store the dependencies (e.g. .jar files) of the Gradle "
+		"project while it is indexed.<br />"
+		"<br />"
+		"You can make use of environment variables with ${ENV_VAR}."
+	);
+}
+
+void QtProjectWizardContentPathDependenciesGradle::load()
+{
+	m_picker->setText(QString::fromStdWString(m_settings->getGradleDependenciesDirectory().wstr()));
+}
+
+void QtProjectWizardContentPathDependenciesGradle::save()
+{
+	m_settings->setGradleDependenciesDirectory(FilePath(m_picker->getText().toStdWString()));
+}
+
+std::shared_ptr<SourceGroupSettings> QtProjectWizardContentPathDependenciesGradle::getSourceGroupSettings()
+{
+	return m_settings;
+}