Qt4 deprecation: Remove Qt4 and its consumes.

2019-03-15 accessibility/qt4-accessible: Qt4 has been EOL since december 2015
2019-03-15 astro/qlandkartegt: Qt4 has been EOL since december 2015
2019-03-15 astro/stellarium-qt4: Qt4 has been EOL since december 2015
2019-03-15 astro/xglobe: Qt4 has been EOL since december 2015
2019-03-15 audio/acoustid-fingerprinter: Qt4 has been EOL since december 2015
2019-03-15 audio/cueplayer: Qt4 has been EOL since december 2015
2019-03-15 audio/esperanza: Qt4 has been EOL since december 2015
2019-03-15 audio/lastfm-desktop: Qt4 has been EOL since december 2015
2019-03-15 audio/minitunes: Qt4 has been EOL since december 2015
2019-03-15 audio/mixxx20: Qt4 has been EOL since december 2015
2019-03-15 audio/mumble: Qt4 has been EOL since december 2015
2019-03-15 audio/murmur: Qt4 has been EOL since december 2015
2019-03-15 audio/puddletag: Qt4 has been EOL since december 2015

Mark QT4 ports/functionality for removal on 2019-03-15

While here, chase some KDE4 ports and functionality, these are scheduled for
removal on 2018-12-31. Change the default option/flavor to QT5 where applicable
or use alternative toolkits like GTK.

Submitted by:	tcberner
Reviewed by:	adridg, jhale, rene, tcberner
Approved by:	portmgr (implicit, flavor hook)
Differential Revision:	https://reviews.freebsd.org/D17741

Replace bsd.qt.mk by Uses/qt.mk and Uses/qt-dist.mk

From now on, ports that depend on Qt4 will have to set
	USES=		qt:4
	USE_QT=		foo bar
ports depending on Qt5 will use
	USES=		qt:5
	USE_QT=		foo bar

PR:		229225
Exp-run by:	antoine
Reviewed by:	mat
Approved by:	portmgr (antoine)
Differential Revision:	-https://reviews.freebsd.org/D15540

Reassign makc's ports back to the pool.

See "Maintainer Reset" in
https://www.freebsd.org/portmgr/policies_contributors.html. makc's last commit
was in March 31st (r412218), and his ports have been timing out since at least
July (r418155).

I also emailed him 2 weeks ago and have received no response so far.

Convert tab after WWW: in pkg-descrs to single space as per PHB

Approved by:	portmgr blanket

Remove ${PORTSDIR}/ from dependencies, categories v, w, x, y, and z.

With hat:	portmgr
Sponsored by:	Absolight

- Drop @dirrm* from and add empty directories to pkg-plists

Approved by:	portmgr blanket, kwm (for gnome@ ports)

Update the default version of GCC in the Ports Collection from GCC 4.7.4
to GCC 4.8.3.

Part II, Bump PORTREVISIONs.

PR:		192025
Tested by:	antoine (-exp runs)
Approved by:	portmgr (implicit)

Convert my ports to USES=tar

- Remove now needless qmake_build from USE_QT4
- Get rid of QMAKEFLAGS
- Convert to USES=dos2unix

- Replace QT_.*_REL with QT_.* in PLIST_SUB.
- Adapt plists.

With hat on:	kde

- Convert to USES= qmake
- Bring stage support
- Adjust DESKTOP_ENTRIES
- Use options helpers
- Use new LIB_DEPENDS syntax

- Remove LATEST_LINK from my Qt4/KDE4 ports
- Use new LIB_DEPENDS syntax
- Use options helpers

Add NO_STAGE all over the place in preparation for the staging support (cat:
x11-toolkits)

- Remove MAKE_JOBS_SAFE variable

Approved by:	portmgr (bdrewery)

- Update to 5.2.3
- Strip Makefile header
- Fix indentation in WWW
- Utilize PORTDOCS in order to reduce plist shaking on updates

- Convert USE_QT_VER=4 and QT_COMPONETS to USE_QT4

Review by:      bapt, David Naylor (kde team)

- update png to 1.5.10

Update to 5.2.2 [1]
Set PORTSCOUT, qwt6 is coming

PR:             ports/159596 [1]
Submitted by:   wen

- Kick MD5 support

Add devel to CATEGORIES

Split qwt5 port into designer plugin and qwt library.
Designer plugin is not needed for regular users,
while it pulls relatively heavy qt4 components.