package qtbase: use icu
update package sqlite
update packages gmp gcc-gmp
update package nettle
update package gnutls
package gnutls: use cherry-picked patch
package gcc: fix update macro for 4.8 series
update packages: armadillo fontconfig harfbuzz imagemagick ogg
various packages: remove grep workarounds for version sorting
Makefile: change order of ignore filter to allow patterns
packages guile mingwrt w32api: use patterns for ignored versions
Merge branch 'master' into multi-rebase