Fix compilation with Qt 4.6

Fix reading of the preset colors

Add support for duotone effect, recolor feature

Add curvy, recurvy and smoothe presets to curve brush

Fix default preset for new curve brush

Recreate curve brush

Fix memory leak

Fix coding style

Fix memory leak

Fix memory leak

It should not be needed to handle these raw pointers using smart pointers afair

Update to g'mic 1.6.5.0

Fix updating new g'mic version

Fix viewport preview generation

Allow to set name filters for KisUrlRequester

Use name filters instead of mimetypes

Fix linking of crashreporter on Windows

Fix filters that are added by update definitions

Some TODO items done

Fix PVS warning

Try to workaround the problem with busy cursor

If there is selection, do not synchronize image sizes

Add licenses

Synchronize Krita image size with bigest layer on G'Mic output

Update from pre-release of G'Mic 1.6.1.0 to released 1.6.1.0

Prepare work for easier updating of upstream g'mic

Fix alloc-dealloc-mismatch (operator new [] vs operator delete)