Update VirtualBox to 5.0.22

Update VirtualBox to 5.0.20
Fix Documentation
And rename package guest to guest-additions as Mageia distro is a better, name, imo.
Update to 5.0.18
Update python packaging.
More guest improvments and fixes
Do not install vboxvideo_drv.so, instead vboxvideo.ko.
Remove vboxvideo.ko for VirtualBox-guest r106140

Author: sergiomb2

.gitignore

@@ -6,3 +6,4 @@ VirtualBox-5.0.12.tar.bz2
 VirtualBox-5.0.14.tar.bz2
 VirtualBox-5.0.14.tar.bz2
 VirtualBox-5.0.16.tar.bz2
+/VirtualBox-5.0.22.tar.bz2

VirtualBox-4.3.0-no-bundles.patch

@@ -13,7 +13,7 @@
 
  SDK_VBOX_LIBPNG       = .
 -SDK_VBOX_LIBPNG_INCS ?= $(PATH_ROOT)/src/libs/libpng-1.2.54
-+SDK_VBOX_LIBPNG_INCS ?= /usr/include/libpng15
++SDK_VBOX_LIBPNG_INCS ?= /usr/include/libpng16
  SDK_VBOX_LIBPNG_LIBS ?= $(PATH_STAGE_LIB)/VBox-libpng$(VBOX_SUFF_LIB)
 
  SDK_VBOX_ZLIB         = .

VirtualBox-5.0.16-glibc.patch

@@ -0,0 +1,21 @@
+Released under the MIT license.
+Copied from 
+https://lists.freedesktop.org/archives/systemd-devel/2013-December/015734.html
+https://lists.freedesktop.org/archives/systemd-devel/2013-December/015732.html
+--- VirtualBox-5.0.16/src/VBox/Runtime/r3/posix/dir-posix.cpp.orig	2016-03-25 02:39:33.848043770 +0000
++++ VirtualBox-5.0.16/src/VBox/Runtime/r3/posix/dir-posix.cpp	2016-03-25 03:21:45.892195465 +0000
+@@ -288,10 +288,11 @@ static int rtDirReadMore(PRTDIR pDir)
+         if (!pDir->fDataUnread)
+         {
+             struct dirent *pResult = NULL;
+-            int rc = readdir_r(pDir->pDir, &pDir->Data, &pResult);
+-            if (rc)
++            errno = 0;
++            pResult = readdir(pDir->pDir);
++            if (errno != 0)
+             {
+-                rc = RTErrConvertFromErrno(rc);
++                int rc = RTErrConvertFromErrno(errno);
+                 /** @todo Consider translating ENOENT (The current
+                  *        position of the directory stream is invalid)
+                  *        differently. */

VirtualBox-gcc6-fixes.patch

@@ -1,14 +1,3 @@
---- VirtualBox-5.0.17-105882/src/VBox/Additions/linux/drm/vbox_mode.c.orig	2016-03-09 03:07:13.392279611 +0000
-+++ VirtualBox-5.0.17-105882/src/VBox/Additions/linux/drm/vbox_mode.c	2016-03-09 03:08:22.875010971 +0000
-@@ -401,7 +401,7 @@ static struct drm_encoder *vbox_encoder_
-         return NULL;
- 
-     drm_encoder_init(dev, &vbox_encoder->base, &vbox_enc_funcs,
--             DRM_MODE_ENCODER_DAC);
-+             DRM_MODE_ENCODER_DAC, NULL);
-     drm_encoder_helper_add(&vbox_encoder->base, &vbox_enc_helper_funcs);
- 
-     vbox_encoder->base.possible_crtcs = 1 << i;
 --- VirtualBox-5.0.17-105882/src/VBox/VMM/VMMR3/DBGFR3Trace.cpp.orig	2016-03-08 22:52:14.716735644 +0000
 +++ VirtualBox-5.0.17-105882/src/VBox/VMM/VMMR3/DBGFR3Trace.cpp	2016-03-08 22:53:19.923458002 +0000
 @@ -122,7 +122,7 @@ static int dbgfR3TraceEnable(PVM pVM, ui
@@ -40,15 +29,3 @@
 
                      /* next */
                      pSect++;
---- VirtualBox-5.0.16/src/VBox/Disassembler/DisasmCore.cpp	2016-03-04 19:28:26.000000000 +0000
-+++ VirtualBox-5.0.17-105882/src/VBox/Disassembler/DisasmCore.cpp	2016-03-08 17:25:32.806645217 +0000
-@@ -2532,7 +2532,8 @@ static size_t ParseVex3b(size_t offInstr
-     uint8_t implOpcode = (byte1 & 0x1f);
- 
-     // REX.RXB
--    if (pDis->uCpuMode == DISCPUMODE_64BIT && ~(byte1 & 0xe0))
-+    /** @todo Check this! was weird: ~(byte1 & 0xe0) */
-+    if (pDis->uCpuMode == DISCPUMODE_64BIT && !(byte1 & 0xe0))
-         pDis->fRexPrefix |= (byte1 >> 5) ^ 7;
- 
-     // VEX.W

VirtualBox.modules

@@ -1,3 +1,4 @@
 vboxdrv
 vboxnetflt
 vboxnetadp
+vboxpci