fake translucency is now purely additive.
added missing reference image.
patched our copy of Alembic to enable building with Visual Studio 2013.
added support for Visual Studio 2013.
code tweak.
updated Win32 Stack Walker to latest version (v14, dated 2013-01-07).
fixed building on Visual Studio 2013.
Added appleseed settings file to gitignore
added 5-argument variants of foundation::make_vector().
fixed unit benchmarks.
tweak log message.
foundation::split() now behaves like Python's string.split().

this commit fixes https://github.com/jupiter-jazz/appleseed/issues/81.
Merge remote-tracking branch 'upstream/master'
restored gitignore
fix by est77: fixed Qt signal warning.
Merge remote-tracking branch 'upstream/master'
fixed compilation with OSL option
removed broken OSL related classes.
Merge pull request #279 from est77/osl_branch_fix

Fixed compilation with the OSL cmake option on.
added alembic support cmake option