Backported 400 revisions from rev 1de4961-8897c5b (2018-2014).
Move core/benchmark, core/cmd_line, core/memory, core/profiler and core/timeout to core/optional/*
Remove metadata/qt*
PORT: Version 2.0a3 (inline with 3.0a3 @ f80c7d5).
Basic Support for XMP Packets.
tga: improvements to adhere more closely to the spec.
pdf: slightly improved parsing.
rar: fix TypeError on unknown block types.
Add MacRoman win32 codepage.
tiff/exif: support SubIFDs and tiled images.
Add method to export metadata in dictionary.
mpeg_video: don't attempt to parse Stream past length.
mpeg_video: parse ESCR correctly, add SCR value.
Change centralise CustomFragments.
field: don't set parser class if class is None, to enable autodetect.
field: add value/display for CustomFragment.
parser: inline warning to enable tracebacks in debug mode.
Fix empty bytestrings in makePrintable.
Fix contentSize in jpeg.py to account for image_data blocks.
Fix the ELF parser.
Enhance the AR archive parser.
elf parser: fix wrong wrong fields order in parsing little endian section flags.
elf parser: add s390 as a machine type.
Flesh out mp4 parser.
PORT: Version 2.0a1 (inline with 3.0a1).
Major refactoring and PEP8.
Fix ResourceWarning warnings on files. Add a close() method and support for the context manager protocol ("with obj: ...") to parsers, input and output streams.
metadata: get comment from ZIP.
Support for InputIOStream.read(0).
Fix sizeGe when size is None.
Remove unused new_seekable_field_set file.
Remove parser Mapsforge .map.
Remove parser Parallel Realities Starfighter .pak files.
sevenzip: fix for newer archives.
java: update access flags and modifiers for Java 1.7 and update description text for most recent Java.
Support ustar prefix field in tar archives.
Remove file_system* parsers.
Remove misc parsers 3d0, 3ds, gnome_keyring, msoffice*, mstask, ole*, word*.
Remove program parsers macho, nds, prc.
Support non-8bit Character subclasses.
Python parser supports Python 3.7.
Enhance mpeg_ts parser to support MTS/M2TS.
Support for creation date in tiff.
Change don't hardcode errno constant.
PORT: 1.9.1
Internal Only: The following are legacy reference to upstream commit messages.
Relevant changes up to b0a115f8.
Use integer division.
Replace HACHOIR_ERRORS with Exception.
Fix metadata.Data: make it sortable.
Import fixes from e7de492.
PORT: Version 2.0a1 (inline with 3.0a1 @ e9f8fad).
Replace hachoir.core.field with hachoir.field
Replace hachoir.core.stream with hachoir.stream
Remove the compatibility module for PY1.5 to PY2.5.
metadata: support TIFF picture.
metadata: fix string normalization.
metadata: fix datetime regex Fix hachoir bug #57.
FileFromInputStream: fix comparison between None and an int.
InputIOStream: open the file in binary mode.
Change AlphaRatio provider freeleech mode; prevent spoiling user ratio from ambiguous filtered results.
The AR "Freeleech" search filter has changed to additionally return "Timed" and "Expired" freeleech items. However, this change makes results ambiguous to the point that a ratio can be ruined if an item snatched is expired or expiring. Therefore, when freeleech mode is active for this provider, all except pure *freeleech* items are discarded from results.
Add episode watched state system that integrates with Kodi, Plex, and/or Emby, instructions at Shows/History/Layout/"Watched".
Add installable SickGear Kodi repository containing addon "SickGear Watched State Updater".
Change add Emby setting for watched state scheduler at Config/Notifications/Emby/"Update watched interval".
Change add Plex setting for watched state scheduler at Config/Notifications/Plex/"Update watched interval".
Add API cmd=sg.updatewatchedstate, instructions for use are linked to in layout "Watched" at /history.
Change history page table filter input values are saved across page refreshes.
Change history page table filter inputs, accept values like "dvd or web" to only display both.
Change history page table filter inputs, press 'ESC' key inside a filter input to reset it.
Add provider activity stats to Shows/History/Layout/ drop down.
Change move provider failures table from Manage/Media Search to Shows/History/Layout/Provider fails.
Change sort provider failures by most recent failure, and with paused providers at the top.
Change remove table form non-testing version 20007, that was reassigned.
Add the improved error handling to torrent providers.
Change cache_db to always include db upgrade statements when running SG for the first time.
Change split newznab limit logic into a reusable function, hit_limit_update() and use in BTN prov.
Change tweak CSS to make things a little neater with button spacings.
Add the actual time when current limit will expire to the UI.
Change instead of terminology "errors", use "failures".
Change improve BTN error handling.
Change ensure provider name is output to log at times where it wasn't.
Change ensure failed request URLs and POST params are output to log.
Add time of last failure + type to should_skip log message.
Change code DRY and simplification for improved readability.
Change occurrences of "error" to "fail" for consistency.
Add tmr limit handling to omg and change log_failure_url level to warning.
Change log the failed URL when an API hit limit is reached.
Change "hit" to the more universally generic "tmr" - Too Many Requests.
Change Db columns containing "hit_" are renamed "tmr_"
Add failure handling, skip provider for x hour(s) depending on count of failures.
Add detection of api hit limit reached.
Add failure count to omgwtfnzbs.
Change improve categories selection (manual search for example).
Change use bare minimum requests for all usenet_crawler search modes.
Change use RSS endpoint for usenet_crawler in cache mode.
Fix ensure remaining unicode shownames are correctly 'UTF-8' and url encoded.
Fix omgwtf test of invalid auth, issue when enabling propers, and updating cache.
Change refactor shownames list into reusable show_name_helper methods.
Add season specific naming exceptions to nzb + btn.
Fix upgrade once ARCHIVED setting by postProcessor.
Fix determination of is_first_best_match.
Change improve smart selection of categories in manual and failed search modes.
Change refactor wantedQuality into own function that can be used in multiple places.
Change improve error resistance in neededQualities class.
Add log warning message if wantedQuality or eps_aired_in_season is missing for search.
Add check backlogitem for wantedQuality and add if missing.
Add use wantedQuality list in wantEpisode.
Change don't use wantedQualities for multipart.
Add restriction to allow only same release group for repacks.
Change try all episode names with 'real', 'repack', 'proper'.
Add flags table to store when one-off operations have been performed.
Change update history.tbl with action SNATCHED_PROPER on existing items.
Change save proper snatches as action SNATCHED_PROPER + quality into history.tbl
Add optional regex lib with fuzzy (errors ~20% of alpanum chars) for extra_info_no_name.
Add tip to search settings/media search about improved matching with optional regex library.
Change add p2p 720HD tag to file name quality parse.
Change add month name support to uk date parse.
Change add short year support to uk date parse.
Change add part/pt number pairing with episode name from tv info source.
Fix fetch db history item in check_name.
