Cairo version somewhat working
Cairo drawingarea
Default screen is now square, removed an unused constant
Path is now visible
Fixed a bug in set_pixel declaration
Added class for window
Moved code to other files
Changes to constructor declaration
Math is now here
Corrected some dependencies
Removed unnecessary includes
Added filechooser for later use
File dialog works now
Added space pointer as member variable
Added init function
Renamed epicycles.h to types.h
Moved read_path from epicycles.cpp to space.cpp
Fixed headers
Moved read_path from epicycles.cpp to space.cpp
Added error if invalid file