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
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'
package harfbuzz: disable native icu-config detection
package freeglut: fix required autoconf version
requirements: increase autoconf version
update package sqlite
update package curl
update package poppler
reorganise native and cross tools between ocaml-native and ocaml-core
Merge pull request #175 from william3/ocaml-native-core

reorganise native and cross tools between ocaml-native and ocaml-core
package cgal: use version variable for doc install dir