v0.6.0-rc.2

Thanks to the following for their contributions:

• @acdenisSK
• @AregevDev
• @Erk-
• @Flat
• @icewind1991
• @Lakelezz
• @nycex
• @xacrimon
• @zeyla

A crucial release fixing a lot of misbehaviour:

Added

• [command_attr] Add some utility structs. (@acdenisSK) c:9162929
• [command_attr] Add docs for lacking_ownership. (@acdenisSK) c:15e7fde
• [example] Add new Example about Eventing and Timing. (@Lakelezz) c:10b9cc2
• [example] Add example of embedding a local image in an embed. (@Erk-) c:709c9e4
• [framework] Add back blocking guilds, channels, and users. (@acdenisSK) c:33f8383
• [framework] Output the #[example] text in help (@Flat) c:7aea26c
• [model] Add and use AttachmentId. (@Lakelezz) c:c8a5f69
• [model] Add a channel_id_from_name-method on Guild. (@xacrimon) c:aae22a2
• [model] Add GuildChannel::members. (@Lakelezz) c:ddf7a3
• [model] Add more guild fields from guild boosting. (@AregevDev) c:4541935
• [utils] Add EmbedMessageBuilding-trait. (@zeyla) c:7c61f95

Fixed

• [builder] Return &mut self on voice_channel. (@Lakelezz) c:0e55b73
• [ci] Fix Azure Windows build. (@Lakelezz) c:fc3a1f6
• [client] Fix updates giving only new data. (@zeyla) c:5f7231d
• [clippy] Fix Clippy-lints. (@Lakelezz) c:cd7d07e
• [clippy] Implement suggestions from Clippy & remove Clippy arg max config. (@Flat) c:6586830
• [command_attr] Add missing s, owner_only became owners_only. (@acdenisSK) c:3cf673e
• [command_attr] Report errors from parsing group options, if any. (@acdenisSK) c:8e01ff6
• [doc] Small doc fixes for the command macro. (@acdenisSK) c:186e914
• [doc] Revise Guild's voice_states doc. (@nycex) c:0a640a4
• [example] Update the mentioned feature methods to utils. (@Lakelezz) c:c970f44
• [framework] Fix Help displaying Groups and their Commands. (@Lakelezz) c:eca204a
• [framework] Ensure to properly hide groups. (@Lakelezz) c:5e66cd1
• [framework] Add help for nested groups and their commands. (@Lakelezz) c:6a37535
• [framework] Get rid of a redundant feature gate. (@acdenisSK) c:2ae3a48
• [framework] Treat the actual name and aliases equally. (@Lakelezz) c:82d97c2
• [framework] Check if message author is in owners HashSet. (@Flat) c:d91594b
• [framework] Change owners_privilege to bypass all permission-checks. (@Flat) c:98532da
• [http] Fix setting role positions (@icewind1991) c:c14ca32
• [model] Fix lifetime issue with send_message. (@acdenisSK) c:3902caf
• [model] Fix no-default-features compilation. (@zeyla) c:3de5378
• [model] Fix contains_case_insensitive and starts_with_case_insensitive. (@Flat) c:d27d391
• [voice] Pipe youtube-dl to ffmpeg directly. (@Flat) c:4793a84

Changed

• [builder] Use ToString on builder-arguments instead of Display. (@acdenisSK) c:13fae29
• [builder] Increase the capabilities for creating a channel. (@acdenisSK) c:f2ff97a
• [client] Improve cached's name and documentation. (@Lakelezz) c:7706475
• [command_attr] Rectify command parsing. (@acdenisSK) c:b1eff27
• [command_attr] Use the function-name. (@acdenisSK) c:05254c8
• [command_attr] Change only to only_in. (@acdenisSK) c:26b072f
• [command_attr] Reinvent group! parsing. (@acdenisSK) c:7f9c4e1
• [command_attr] Stop appending _HELP_COMMAND to the generated instance from #[help] (@acdenisSK) c:9783b35
• [example] Update the framework example. (@acdenisSK) c:0fcb43c
• [example] Update to use shard manager. (@zeyla) c:5375827
• [framework] Take into regard prefixless groups (@acdenisSK) c:ef15739
• [framework] Ensure prefixes to be mandatory on help (@Lakelezz) c:ab34f75
• [model] Update *Id::created_at() to return a DateTime<FixedOffset> instead. (@AregevDev) c:8d50840
• [model] Replace Context as argument (@Lakelezz) c:62e19a7 c:58fa50c
• [rustc] Set minimum Rust version to 1.35.0. (@Lakelezz) c:8c83fec
• [voice] Add infinite retry arg to ytdl for rst packets. (@Flat) c:86ec810

Removed

• [builder] Remove unused build-method. (@Lakelezz) c:c6ae140
• [client] Remove quit method. (@zeyla) c:f7109ee
• [utils] Remove VecMap. (@acdenisSK) c:9450d4b