started restructuring the option parsing
implemented the configuration class
added a program option to set the internal coordinate system
use separate options for internal origin and axes
some alterations to the molecule class and its constructor
now using cmake for the build process
added the necessary files to compile with cmake
Started rewriting the molecule class with chemkit
added some member variables as well as the function diag_inertia()
added some functions to the molecule class
added some basic IO functionality to main()
added a function to clean up the structure
can now open multiple files and display molecules

added the possibility to open multiple molecular structure files
simultaneously and display the molecule(s) in a
chemkit::graphicsview
added a main GUI window
added functions to open and display several molecules
Fixed Qt Bug with newer Boost versions

Bug in QT MOC so boost includes only if not inside MOC run
tried to remove a segmentation fault when closing the app
Merge remote-tracking branch 'origin/cmake_chemkit' into cmake_chemkit

Conflicts:
	source/molconv_window.cpp
	source/molconv_window.h
added if for MOC run
deleted unwanted file