Add test for -draw_ports options, remove unneeded multiple mallocs()

Reported-by: nightly tests gcov

-nox turned off all Draw, let's have it not turn tikz

Reported-by: nightly build

The deprecated -log_summary_exclude was still being used when it should have been -log_exclude

Reported-by: Jose E. Roman <jroman@dsic.upv.es>

PetscDraw: Rework implementation of PetscDrawAxis

* Fix computation of coordinates
* Draw axes as a rectangular box
* Rework computation of spaces for ticks and labels
* Add option -lg_marker_type t

PetscDraw: Rework implementation of PetscDrawAxis

* Fix computation of coordinates
* Draw axes as a rectangular box
* Rework computation of spaces for ticks and labels
* Add option -lg_marker_type to quickly set the marker type in line graphs
* Slightly update LH/HG/Bar and related tests

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PetscDraw: Use 'int' for pixel coordinates

PetscDraw: Proper implementation of PETSC_DRAW_NULL

* Remove special casing of PETSC_DRAW_NULL in the draw interface
* Rework handling of PETSC_DRAW_NULL in Draw{Axis|LG|SP|BAR|HG}
* Some 'extern' -

PetscDraw: Proper implementation of PETSC_DRAW_NULL

* Remove special casing of PETSC_DRAW_NULL in the draw interface
* Rework handling of PETSC_DRAW_NULL in Draw{Axis|LG|SP|BAR|HG}
* Some 'extern' -> 'PETSC_INTERN' fixes
* Add missing error checking

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PetscDraw: New draw backend based on raster images

PetscDraw: Move handling of save on clear/flush to interface level

PetscDraw: Default implementation for PetscDrawStringVertical()

PetscDraw: Update help messages for -draw_save* options

PetscDraw: Refactor API for saving images/movies

* Now PetscDrawSetSave() handles saving images but not movies
* Add PetscDrawSetSaveMovie() to handle saving movies
* Add PetscDrawSaveMovie() to exp

PetscDraw: Refactor API for saving images/movies

* Now PetscDrawSetSave() handles saving images but not movies
* Add PetscDrawSetSaveMovie() to handle saving movies
* Add PetscDrawSaveMovie() to explicitly save the movie
* Enable save options for any draw subtype

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PetscDraw X11: Fix for getting windows position relative to root windows

PetscDraw: Add option -draw_save_movie_fps for ffmpeg

PetscDraw: Save PNG/GIF/JPG/PPM images

* Built-in support for writing PPM images.
* Support for writing PNG images (requires libpng)
* Support for writing GIF images (requires giflib)
* Support for

PetscDraw: Save PNG/GIF/JPG/PPM images

* Built-in support for writing PPM images.
* Support for writing PNG images (requires libpng)
* Support for writing GIF images (requires giflib)
* Support for writing JPG images (requires libjpeg)
* Get rid of AfterImage (dated, not std, problematic to build)
* Move most of the saving business to PetscDraw interface
* Add a draw->ops->getimage() slot to implement in draw subtypes
* Allow users choose the movie extension (defaults to .m4v)
* Fix movie generation with ffmpeg for non-animated GIF input

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PetscDraw: Add PetscDrawSetOptionsPrefix()

PetscDraw: Preliminary work to fix the saving business

PetscDraw: Add PetscDrawGetWindowSize() and X11 fixes

* Update ex6 to use PetscDrawZoom() and PetscDrawGetWindowSize()
* X11: Fix PetscDrawResizeWindow() to handle windows and pixmaps
* X11: Rework

PetscDraw: Add PetscDrawGetWindowSize() and X11 fixes

* Update ex6 to use PetscDrawZoom() and PetscDrawGetWindowSize()
* X11: Fix PetscDrawResizeWindow() to handle windows and pixmaps
* X11: Rework window resize check for PetscDrawGetMouseButton()
* X11: Turn off event notifications after X window is mapped

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PetscDraw: Fixes for singleton draw and popup handling

PetscDraw: Fix VecView Seq, MPI, DMDA 1d/2d

* DMDA: fix parallel drawing and handle viewports properly in 1d and 2d
* VECSEQ/VECMPI:
* PetscDrawAxis: attempt to fix tick generation
* PetscDrawViewPo

PetscDraw: Fix VecView Seq, MPI, DMDA 1d/2d

* DMDA: fix parallel drawing and handle viewports properly in 1d and 2d
* VECSEQ/VECMPI:
* PetscDrawAxis: attempt to fix tick generation
* PetscDrawViewPorts: set coordinates before drawing lines, add flush
* PETSCVIEWERDRAW: improve error checking

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PetscDraw X11: Native support for writing binary PPM files

PetscDraw: Fix mangling and add missing prototype

PetscDraw X11: Refactor implementation

* Add prototypes for PetscDrawXiXXX() routines in ximpl.h
* Add utility routine to handle pixmap creation/update
* Rework PetscDrawGetMouseButton_X()
* Fix man

PetscDraw X11: Refactor implementation

* Add prototypes for PetscDrawXiXXX() routines in ximpl.h
* Add utility routine to handle pixmap creation/update
* Rework PetscDrawGetMouseButton_X()
* Fix mangling and remove unused routines

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PetscDraw: Huge API refactoring

* Make PetscDraw{Clear|Flush}() routines collective functions and remove
now redundant PetscDrawSyncronized{Clear|Flush}() routines
* Make PetscDrawSave() collectiv

PetscDraw: Huge API refactoring

* Make PetscDraw{Clear|Flush}() routines collective functions and remove
now redundant PetscDrawSyncronized{Clear|Flush}() routines
* Make PetscDrawSave() collective.
* Make PetscDrawSetTitle() collective.
* Update PetscDraw{Axis|SP|HG|Bar}, make most PetscDrawXXXSetYYY()
routines either collective or logically collective
* Update PetscViewerDraw accordingly
* Update VecView_XXX_Draw[_DA_YYY]() and DMView_DA_XXX() accordingly

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PetscDraw: Fix PetscDrawStringGetSize() for DRAW_NULL

PetscDraw X11: Assorted cleanups