Merge pull request #19 from Xele02/master

Read/Write binary data
Symbian support for project.
Also, check if 24-bit depth is supported and use it (when packed stencil isn't provided). VideoCore III and VideoCore IV used in Symbian, Android and Raspberry Pi require this as they only support 24-bit depth, 8-bit stencil.
Symbian support.
Add new Qt frontend. Can be used by any platform. Currently used by Symbian.
Build fix
Clean up QtMain
Merge pull request #20 from xsacha/master

Symbian port
Merge pull request #21 from Xele02/master

Add decoding png function for memory data
Add audio to Qt frontend
Merge pull request #22 from xsacha/master

Symbian port
Support for Linux/Windows in Qt frontend
Merge pull request #23 from xsacha/master

Add Linux+Windows+x86 support to Qt frontend
Make TouchButton not always override other input. Modify mappings.
Initial UTF-8 support