install gcc also for clang for an updated libstdc++ since libc++ is not available
…
replace sha256.cpp with QCryptographicHash
fix/update buildsystem
added flag for static build
Set fixed size for widgets where it makes sense and removed it where it was useless.
update Mac icon

updated version of Knossos icon with resolution for
normal and retina Macs
When loading multiple skeleton files: set tree comment to filename
changelog update, please check if anything forgotten.
filled readme
add white border and fix color
update splash image

Knossos splash screen now with more shiny
fixed incorrect loading order
final incarnation of the qmake file
update installer and readme
update readme
Merge branch 'master' into segmentation

Conflicts:
	.travis.yml
	README.md
	knossos.pro