Adding submodules, readme and cmake lists

.gitmodules

+[submodule "ITAQtWidgets"]
+	path = ITAQtWidgets
+	url = https://git.rwth-aachen.de/ita/ITAQtWidgets.git

CMakeLists.txt

+cmake_minimum_required( VERSION 2.8 )
+
+project( ITAAcousticVisualization )
+
+
+# example how to set ExternalLibs folder for an entire project (without ENV var)
+list( APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/../VistaCMakeCommon" )
+
+# ... or with ENV variable
+list( APPEND CMAKE_MODULE_PATH "$ENV{VISTA_CMAKE_COMMON}" )
+
+include( VistaCommon )
+
+set( ITA_ACOUSTIC_VISUALIZATION_COMMON_BUILD TRUE )
+
+# Some global settings for static/shared library generation
+if( NOT DEFINED ITA_ACOUSTIC_VISUALIZATION_BUILD_STATIC )
+	set( ITA_ACOUSTIC_VISUALIZATION_BUILD_STATIC OFF CACHE BOOL "Build all ITA acoustic visualization libs in static mode" )
+endif( NOT DEFINED ITA_ACOUSTIC_VISUALIZATION_BUILD_STATIC )
+
+if( NOT DEFINED ITA_VISTA_BUILD_STATIC )
+	set( ITA_VISTA_BUILD_STATIC OFF CACHE BOOL "Build against static ViSTA libraries" )
+endif( NOT DEFINED ITA_VISTA_BUILD_STATIC )
+
+
+# Compiler
+if( MSVC )
+	add_definitions( "/wd4251 /W4 -D_CRT_SECURE_NO_WARNINGS" )
+endif()
+
+
+# ITACoreLibs submodules
+add_subdirectory( ITAQtWidgets )
+#add_subdirectory( ITAFox )
+#add_subdirectory( ITAVTK )

ITAQtWidgets @ 327fa89f

+Subproject commit 327fa89f55049a135c89c0b2617ab771779d4df4

README.md

+## ITAAcousticVisualization
+
+ITAAcousticVisualization is a collection of C++ library to visualize acoustic phenomena and build graphical user interfaces for virtual acoustics.
+
+### License
+
+This projects does not include any source code. See license file of the corresponding submodules.
+
+### Quick build guide
+
+Follow instructions from Wiki pages of [ITABase](https://git.rwth-aachen.de/ita/ITABase/wikis/home) project.