hexacopter gcs build

• qt4
• libs dependency
• libgsl: gnu scientific library
• libtnt: interface for scientific computing in C++
• qextserialport: Qt interface class for old fashioned serial ports
• build issues
• QextSerialPort: windows.h missing
• http://lists.trolltech.com/qt-interest/2007-07/thread00887-0.html
• LIBS          += -lqextserialport
  unix:DEFINES   = _TTY_POSIX_
  win32:DEFINES  = _TTY_WIN_ QWT_DLL QT_DLL
• QextSerialPort shared object file link error
• http://www.qtcentre.org/archive/index.php/t-27256.html
• http://fleshandmachines.wordpress.com/tag/ubuntu/
• Move the library files to somewhere in your LD_LIBRARY_PATH: in my case it is /usr/lib
• Problems with linking GSL / CBLAS
• http://askubuntu.com/questions/69316/problems-with-linking-gsl-cblas
• Try to write -lgsl before -lgslcblas
• Unable to locate theme engine in module_path:"pixmap"
  (missing dependency on gtk2-engines-pixbuf
• https://bugs.launchpad.net/ubuntu/+source/quickly/+bug/853232
• https://bugs.launchpad.net/ubuntu/+source/light-themes/+bug/762167
• sudo apt-get install gtk2-engines-pixbuf