Moving the desktop configuration files from
opt/scilab-$ver/share/applications to share/applications, making the
required changes, and moving the icons in opt/scilab-$ver/share/icons to
share/icons. Moving locales, appdata and mime out of there
opt/scilab-${ver} too. Also removing unneeded scilab-${ver} and
scilab-${majorVer} symlinks from bin/.
* treewide: http -> https sources
This updates the source urls of all top-level packages from http to
https where possible.
* buildtorrent: fix url and tab -> spaces
A built-from-source Scilab 5 package looks to be a lot more work, and some
dependencies are missing from Nixpkgs, but the binary version with bundled
dependencies works.