a lot!!! of changes

added main menu
added debug display
many debug widgets for plotting live data
worked on android live sensors
added offline-data sensor feeding
some dummy data sensors
worked on the map display
added ui debug for grid-points, particles and weights
added a cool dude to display the estimation
added real filtering based on the Indoor components
c++11 fixes for android compilation
online and offline filtering support
new resampling technique for testing
map loading via dialog

ui/menu/MainMenu.cpp

@@ -0,0 +1,55 @@
+ 
+#include "MainMenu.h"
+#include "../Icons.h"
+
+#include <QPushButton>
+#include <QGridLayout>
+
+#include <Indoor/Assertions.h>
+
+MainMenu::MainMenu(QWidget* parent) : QWidget(parent) {
+
+	setMinimumHeight(64);
+
+	QGridLayout* lay = new QGridLayout(this);
+	int row = 0;
+	int col = 0;
+
+	btnLoadMap = getButton("load");
+	Assert::isTrue(connect(btnLoadMap, &QPushButton::clicked, this, &MainMenu::onLoadButton), "connect() failed");
+	lay->addWidget(btnLoadMap, row, col, 1,1,Qt::AlignTop);		++col;
+
+	btnDebug = getButton("bug");
+	Assert::isTrue(connect(btnDebug, &QPushButton::clicked, this, &MainMenu::onDebugButton), "connect() failed");
+	lay->addWidget(btnDebug, row, col, 1,1,Qt::AlignTop);		++col;
+
+	btnCamera = getButton("camera");
+	Assert::isTrue(connect(btnCamera, &QPushButton::clicked, this, &MainMenu::onCameraButton), "connect() failed");
+	lay->addWidget(btnCamera, row, col, 1,1,Qt::AlignTop);		++col;
+
+	btnTransparent = getButton("cube");
+	Assert::isTrue(connect(btnTransparent, &QPushButton::clicked, this, &MainMenu::onTransparentButton), "connect() failed");
+	lay->addWidget(btnTransparent, row, col, 1,1,Qt::AlignTop);		++col;
+
+	btnStart = getButton("run");
+	Assert::isTrue(connect(btnStart, &QPushButton::clicked, this, &MainMenu::onStartButton), "connect() failed");
+	lay->addWidget(btnStart, row, col, 1,1,Qt::AlignTop);		++col;
+
+
+}
+
+QPushButton* MainMenu::getButton(const std::string& icon) {
+
+	const int size = 48;
+	const int border = 4;
+
+	QPushButton* btn = new QPushButton(Icons::getIcon(icon, size), "");
+	btn->setIconSize(QSize(size,size));
+	btn->setMinimumHeight(size+border);
+	btn->setMaximumHeight(size+border);
+	btn->setMinimumWidth(size+border);
+	btn->setMaximumWidth(size+border);
+
+	return btn;
+
+}