Release v1.2.5

Core
 - Release v1.2.5
 - control: add missing src/conf/ctl/Makefile.am
 - ucm: add LibraryConfig support
 - control: remap plugin - initial version
 - configure: bumb version to 1.2.5pre1 (for CI tests)
Config API
 - conf: add snd_config_make_path() function
 - conf: add snd_config_is_empty() function
 - conf: add snd_config_merge() function
 - conf: introduce snd_config_get_card() function
Control API
 - control: remap - add no-op when the remapping is not active
 - control: remap - don't allow I/O on renamed IDs
 - ucm: add LibraryConfig support
 - control: add empty plugin
 - control: remap plugin - add docs
 - control: doc - create controls plugin page
 - control: remap plugin - initial version
 - control: add _snd_ctl_open_child()
 - control: shm - add missing continue to _snd_ctl_shm_open()
 - ucm: move __snd_ctl_ascii_elem_id_parse prototype to control_local.h
 - control: add __snd_ctl_add_elem_set() helper
 - control: add snd_ctl_elem_id_compare_numid() function
 - control: rename snd_ctl_elem_id_compare() to snd_ctl_elem_id_compare_set()
 - control: fix the subdevice fields comparison in snd_ctl_elem_id_compare()
 - control: better docs for snd_ctl_elem_id_compare()
 - control: add snd_ctl_elem_id_compare() function
 - control: snd_ctl_ascii_elem_id_get() - do not show unset numid
 - conf: introduce snd_config_get_card() function
 - control: improve snd_ctl_add_*_elem_set functions (access flags)
 - control: fix iformation -> information typos
Control Plugin API
 - control: remap plugin - add docs
 - control: doc - create controls plugin page
HWDEP API
 - conf: introduce snd_config_get_card() function
I/O API
 - output: Add snd_output_buffer_steal() function
Mixer API
 - mixer: simple - Fix "Capture Volume" and "Capture Switch" being seen as global controls
 - mixer: simple - use for loop in base_len()
 - mixer: simple - Unify simple_none: base_len() exception handling
PCM API
 - pcm: hw - correct the comment in snd_pcm_hw_state()
 - pcm: hw - fix again snd_pcm_hw_state() when the driver was disconnected
 - pcm: hw - fix snd_pcm_hw_state()
 - pcm: fix open in direct plugins - wrong pointer assignment
 - pcm: direct - move the direct struct init to _snd_pcm_direct_new()
 - pcm: dshare - fix shared memory pointer check
 - ucm: add LibraryConfig support
 - pcm: empty plugin - fix the docs
 - pcm: softvol - improve TLV data check for new configs
 - pcm: fix snd_pcm_plugin_status()
 - conf: introduce snd_config_get_card() function
 - pcm: softvol - make snd_pcm_parse_control_id private
 - pcm: softvol - do not set TLV access flags for the switch
 - pcm: pcm_ioplug - fix the avail_update mmap capture copy issue
 - pcm: share: Pass appl_ptr and hw_ptr in snd_pcm_status()
 - pcm: null: Pass appl_ptr and hw_ptr in snd_pcm_status()
 - pcm: ioplug: Pass appl_ptr and hw_ptr in snd_pcm_status()
 - pcm: direct: Fix the missing appl_ptr update
 - pcm: dmix/dshare - delay calculation fixes and cleanups
 - pcm_plugin: set the initial hw_ptr/appl_ptr from the child pcm
 - pcm: rate - fix the capture delay values
 - pcm: rate - use pcm_frame_diff() on related places
 - pcm: plugin - fix status code for capture
 - pcm: rate - use pcm_frame_diff() in snd_pcm_rate_playback_internal_delay()
 - pcm: ioplug - fix the delay calculation for old plugins
 - pcm: rate - tidy up snd_pcm_rate_avail_update()
 - pcm: ioplug - fix the delay calculation in the status callback
 - Revert "pcm_plugin: fix delay"
 - pcm: plugin - optimize sync in snd_pcm_plugin_status()
 - pcm: plugin - tidy snd_pcm_plugin_avail_update()
 - pcm: plugin status - revert the recent changes
 - pcm: plugin status - fix the return value (regression)
 - pcm: fix __snd_pcm_state() return value
 - pcm_multi: remove dead assignment from _snd_pcm_multi_open
 - pcm: remove dead assignments from snd_pcm_rate_(commit_area|grab_next_period)
 - pcm: Fix a typo in SND_PCM_AUDIO_TSTAMP_TYPE_LAST definition
 - pcm: Add snd_pcm_audio_tstamp_type_t constants
 - pcm: set the snd_pcm_ioplug_status() tstamp field
 - pcm: snd_pcm_mmap_readi - fix typo in comment
RawMidi API
 - ucm: add LibraryConfig support
 - conf: introduce snd_config_get_card() function
 - rawmidi: fix memory leak in snd_rawmidi_virtual_open
Sequencer API
 - seq: fix snd_seq_parse_address()
 - ucm: add LibraryConfig support
Timer API
 - timer: fix sizeof operator mismatch in snd_timer_query_hw_open
Topology API
 - topology/pcm.c: remove duplicated AC97 hw format
 - topology: fix 'parse_tuple_set() - remove dead condition code'
 - topology: sort_config() cleanups - use goto for the error path
 - topology: parse_tuple_set() - remove dead condition code
 - topology: tplg_decode_pcm() - add missing log argument (compress)
 - topology: tplg_add_widget_object() - do not use invalid elem_ctl
 - topology: tplg_pprint_integer() fix coverity uninitalized variable error
 - topology: use inclusive language in documentation
 - topology: use inclusive language for fsync
 - topology: use inclusive language for bclk
Use Case Manager API
 - ucm: compound_merge - use snd_config_merge()
 - ucm: recognize first '-' character as ignore error for exec/shell
 - ucm: cfg-save - allow to save the sub-tree including root keys
 - ucm: libconfig - merge not override items
 - ucm: libconfig parser - fix memory leaks
 - ucm: add cfg-save command
 - ucm: fix memory leak in execute_cset()
 - ucm: parse LibraryConfig also in the toplevel file
 - ucm: fix regexec() REG_NOMATCH state handling for define regex
 - ucm: add exec sequence command
 - ucm: Fix sysw sequence command not working when requesting to ignore errors
 - ucm: fix the local ucm control device name caching
 - ucm: limit the master config scan to conf.virt.d
 - ucm: fixed find-device substitution (non-continuous PCM devices)
 - ucm: allow to escape the trailing variable substitution character
 - ucm: find-device / pcm - the ctl_list may be empty
 - ucm: add missing uc_mgr_card_close() call to snd_use_case_mgr_open()
 - ucm: cosmetic code reshuffle in rval_lookup_main()
 - ucm: fix uc_mgr_has_local_config()
 - ucm: rewrite device value only when the local config exists
 - ucm: return error if fixedboot_list is empty
 - ucm: return error if boot_list is empty
 - ucm: ucm_filename() - avoid double //
 - ucm: handle better the system() call
 - ucm: add LibraryConfig support
 - ucm: add ${ConfLibDir} substitution
 - ucm: add ctl-remove sequence command to delete controls from UCM
 - ucm: add cset-new sequence command to create new controls from UCM
 - ucm: move __snd_ctl_ascii_elem_id_parse prototype to control_local.h
 - ucm: add Path condition type
 - ucm: rename sysset to sysw
 - ucm: warn about unknown sequence commands
 - ucm: implement sysset sequence command
 - ucm: ucm_main.c - cosmetic tab cleanups
 - ucm: add _fboot / FixedBootSequence
 - ucm: fix two error messages
 - ucm: add ${find-card} and ${find-device} substitutions
 - ucm: uc_mgr_substitute_tree() fix use after free
 - ucm: fix possible memory leak in parse_verb_file()
 - ucm: fix bad frees in get_list0 and get_list20
/Makefile.am
 - Makefile: Add README.md to EXTRA_DIST
/include/Makefile.am
 - include: try to fix the out-of-source-tree build
 - include: fix out-of-source-tree build
 - include: fix SND_LIB_VER() macro
 - include: add SND_LIB_VER() macro
 - control: remap plugin - add docs
Configuration
 - conf: snd_config_merge() - substitute non-compound config handles
 - conf: snd_config_merge() - merge (concat) correctly arrays
 - conf: return count of items in snd_config_is_array()
 - conf: print quoted string more wisely
 - ucm: cfg-save - allow to save the sub-tree including root keys
 - conf: fix snd_config_merge() - merge schema
 - conf: load the card specific configurations to the config sub-tree
 - conf: add snd_config_make_path() function
 - conf: add snd_config_is_empty() function
 - conf: _snd_config_evaluate - remove 'delete compound members' call
 - conf: fix snd_config_substitute() - memory leak
 - conf: fix snd_config_merge() - double free in overwrite mode
 - alsa: conf - use card number roots for device redirects
 - conf: extend load_for_all_cards hook (id/value table)
 - control: add missing src/conf/ctl/Makefile.am
 - conf: usb - correct 'SB Omni Surround 5.1' iec958 device
 - conf: USB - add "Cmedia Audio" to USB-Audio.pcm.iec958_device
 - Remove non-existent SPDIF output on Dell AE515
 - conf: No SPDIF on Plantronics 3220 headset
 - conf: add snd_config_merge() function
 - conf: add /var/lib/alsa/conf.d directory lookup
 - conf: add /var/lib/alsa/card<NUMBER>.conf.d directory lookups
 - conf: extend hook load_for_all_cards
 - conf: make ctl.default and sysdefault devices more universal
 - conf: Fix invalid free at parse_args()
 - conf: fix memory leak on the error path in parse_args()
 - conf: snd_config_save() - print arrays as [] not the internal representation
 - conf: improve the tabulator level prints
 - conf: introduce snd_config_get_card() function
 - conf: HDA-Intel: increase the max number of HDMI/DP output to 11
 - conf: USB - add "Xonar U7 MKII" to USB-Audio.pcm.iec958_device
 - conf: fix return code in _snd_config_load_with_include
 - confmisc: fix memory leak in snd_func_concat
 - conf: fix get_hexachar() return value
 - conf: fix use after free in _snd_config_load_with_include
Documentation
 - control: doc - create controls plugin page
Dynamic Loader helpers
 - dlmisc: fix snd_plugin_dir locking for not DL_ORIGIN_AVAILABLE
 - dlmisc: the snd_plugin_dir_set / snd_plugin_dir must be declared even for \!DL_ORIGIN_AVAILABLE
I/O subsystem
 - output: Add snd_output_buffer_steal() function
Kernel Headers
 - topology: use inclusive language for fsync
 - topology: use inclusive language for bclk
Test/Example code
 - test: audio_time - fix timestamp2ns() and usage()
 - test/audio_time: Make use of SND_PCM_AUDIO_TSTAMP_TYPE constants
Utils
 - utils/alsa.m4: another quick fix for the brackets
 - utils/alsa.m4: a quick fix for missing end brackets
 - utils/alsa.m4: update for newer autoconf.

Signed-off-by: Jaroslav Kysela <perex@perex.cz>