xf86-video-ast 1.2.0

Alan Coopersmith (8):

• gitlab CI: ensure libtool is installed in build container
• configure: Use LT_INIT from libtool 2 instead of deprecated AC_PROG_LIBTOOL
• Add X.Org's standard C warning flags to AM_CFLAGS
• Handle 12 -Wmissing-prototypes warnings
• Handle 2 -Wdeclaration-after-statement warnings
• Handle a -Wformat warning
• Raise minimum supported Xserver version to 1.18 (ABI_VIDEODRV_VERSION 20.0)
• xf86-video-ast 1.2.0

Enrico Weigelt, metux IT consult (3):

• use XNFcallocarray() instead of xnfcalloc macro (!8 (merged))
• drop obsolete check for REGION_NULL (!11 (merged))
• drop compat with ancient xservers (!11 (merged))

Semenov Herman (1):

• Fixed disabled RAMDAC for A1 reg (!12 (merged))