(API Change) Unsquish API callback names

Renamed:                    To:
-------------------------------------------------------
obs_source_info::getname    obs_source_info::get_name
obs_source_info::getwidth   obs_source_info::get_width
obs_source_info::getheight  obs_source_info::get_height
obs_output_info::getname    obs_output_info::get_name
obs_encoder_info::getname   obs_encoder_info::get_name
obs_service_info::getname   obs_service_info::get_name
(API Change) Use 'get' convention: API callbacks

Renamed:                       To:
-------------------------------------------------------
obs_source_info::defaults       obs_source_info::get_defaults
obs_source_info::properties     obs_source_info::get_properties
obs_output_info::defaults       obs_output_info::get_defaults
obs_output_info::properties     obs_output_info::get_properties
obs_output_info::total_bytes    obs_output_info::get_total_bytes
obs_output_info::dropped_frames obs_output_info::get_dropped_frames
obs_encoder_info::defaults      obs_encoder_info::get_defaults
obs_encoder_info::properties    obs_encoder_info::get_properties
obs_encoder_info::extra_data    obs_encoder_info::get_extra_data
obs_encoder_info::sei_data      obs_encoder_info::get_sei_data
obs_encoder_info::audio_info    obs_encoder_info::get_audio_info
obs_encoder_info::video_info    obs_encoder_info::get_video_fino
obs_service_info::defaults      obs_service_info::get_defaults
obs_service_info::properties    obs_service_info::get_properties
(API Change) Unsquish obs_data_* names

Changed:                 To:
-----------------------------------------------
obs_data_getjson         obs_data_get_json
obs_data_getstring       obs_data_get_string
obs_data_getint          obs_data_get_int
obs_data_getdouble       obs_data_get_double
obs_data_getbool         obs_data_get_bool
obs_data_getobj          obs_data_get_obj
obs_data_getarray        obs_data_get_array
obs_data_setstring       obs_data_set_string
obs_data_setint          obs_data_set_int
obs_data_setdouble       obs_data_set_double
obs_data_setbool         obs_data_set_bool
obs_data_setobj          obs_data_set_obj
obs_data_setarray        obs_data_set_array
obs_data_item_getstring  obs_data_item_get_string
obs_data_item_getint     obs_data_item_get_int
obs_data_item_getdouble  obs_data_item_get_double
obs_data_item_getbool    obs_data_item_get_bool
obs_data_item_getobj     obs_data_item_get_obj
obs_data_item_getarray   obs_data_item_get_array
obs_data_item_setstring  obs_data_item_set_string
obs_data_item_setint     obs_data_item_set_int
obs_data_item_setdouble  obs_data_item_set_double
obs_data_item_setbool    obs_data_item_set_bool
obs_data_item_setobj     obs_data_item_set_obj
obs_data_item_setarray   obs_data_item_set_array
Remove duplicate 'strref_isempty'
(API Change) Unsquish libobs/util

Changed:                      To:
-----------------------------------------------------------
dstr_isempty                  dstr_is_empty
cf_lexer_gettokens            cf_lexer_get_tokens
cf_preprocessor_gettokens     cf_preprocessor_get_tokens
(API Change) media-io:  Improve naming consistency

Renamed:                        To:
-----------------------------------------------------------
audio_output_blocksize          audio_output_get_block_size
audio_output_planes             audio_output_get_planes
audio_output_channels           audio_output_get_channels
audio_output_samplerate         audio_output_get_sample_rate
audio_output_getinfo            audio_output_get_info
audio_output_createline         audio_output_create_line
video_output_getinfo            video_output_get_info
video_gettime                   video_output_get_time
video_getframetime              video_output_get_frame_time
video_output_width              video_output_get_width
video_output_height             video_output_get_height
video_output_framerate          video_output_get_frame_rate
video_output_num_skipped_frames video_output_get_skipped_frames
video_output_total_frames       video_output_get_total_frames
(API Change) libobs/callback: Unsquish names

Renamed:                  To:
-------------------------------------------------
calldata_getdata          calldata_get_data
calldata_getint           calldata_get_int
calldata_getfloat         calldata_get_float
calldata_getbool          calldata_get_bool
calldata_getptr           calldata_get_ptr
calldata_getstring        calldata_get_string
calldata_setdata          calldata_set_data
calldata_setint           calldata_set_int
calldata_setfloat         calldata_set_float
calldata_setbool          calldata_set_bool
calldata_setptr           calldata_set_ptr
calldata_setstring        calldata_set_string