Add toolchain file for cross.
Merge branch 'master' of http://github.com/aparent/QCViewer
Fix LaTeX support on Windows (partial changes).
Merge hfcs.uwaterloo.ca:/scratch/m4burns/QCViewer

Conflicts:
	src/QCViewer/QCLib/text.cpp
Add tools for cross-compiling to Windows. Fix small bugs.

On Debian 6.0.6, gdk uses a different name for GDK_KEY_Delete. An ifdef check
was added to catch this.

LaTeX support was fixed for Windows. Exceptions thrown during PDF generation
are now displayed to the user.
Merge branch 'master' of http://github.com/aparent/QCViewer