Makefile: alert when an older verison is found during update
package qt: remove obsolete prefixed links to qmake and friends

index.html already explains how to invoke the qmake of choice
(Qt 4 or Qt 5).
adjust references to qmake (Qt 4)

Follow-up to previous commit.
update package vmime
update package postgresql
package harbuzz: disable native icu-config detection
Merge branch 'master' into multi-rebase
update qt5 module packages to 5.0.2
package qtbase: correct checksum and url
update package harfbuzz
update package freeglut
Add HTML ID for "Committers" section of the docs
Merge branch 'stable'
Merge branch 'master' into multi-rebase

Conflicts:
	src/harfbuzz-2-memory-barrier.patch