Changed precompiled header order and added fstream header
Removed and changed the shared headers files

Changed precompiled.h header file to shared.h to better illustrate the meaning of the file. Removed the .cpp file since it wasn't used.
Displaying messages on the web interface

Testing displaying messages from application interface on the web interface. Also fixed application interface class to output message on errors.
Added logging functionality

Wrote logging class that can be used for logging data to console or file. The architecture is extendable so that also logging to a sqlite database can be added later.
Updated gitignore and added the executable filename