Circleguard

* fix username being displayed as `None` with user loadables
* minor message wording changes

* ignore errors on winreg key creation (potentially fixes some startup errors)
* fix outdated settings not actually being overwritten (fixes errors when upgrading from an old (≤2.11.2) version)

* show warning instead of crashing if parsing config file fails
* show a better error when trying to load a restricted user or nonexistent map
* add player name, mods, and beatmap to frametime graph title
* show errors that occur on the "visualization" tab as popups instead of requiring users to look at the "investigations" tab
* fix visualizer lagging significantly (<10fps) when more than ~50 replays are loaded
* format sys.excepthook errors nicely again instead of as one big block of text
* move misses below snaps and edge hits in the events table
* add shortcuts for retreating or advancing by a single millisecond in the visualizer, `,` and `.` respectively
* move speed up and speed down controls to the left of the timeline scrub bar, and copy to clipboard to the right
* fix progress bar not being reset on visualization tab error
* fix runs with errors not being removed from queue
* highlight manual analysis error in red
* strip api keys before saving (fixes issues with accidentally coping a space or newline)
* fix local replays not working in visualization tab for linux users
* fix visualization tab not being aware of api key changes sometimes

* add a hit error bar to the visualizer, mimicking osu!'s hit error bar
* add misses, 50s, and 100s of a replay to the events table
* add judgment indicators for misses, 50s, and 100s (small red, blue, and green circles respectively below the relevant hitobject)
* tint missed hitobjects red
* add links to new medium to advanced tutorials in the settings (you can also find them on the wiki: https://github.com/circleguard/circleguard/wiki)
* fix error tracebacks not being formatted with newlines
* fix text being written to the terminal out of order
* add setting to enable or disable hit error bar
* add links to score and beatmap on replay info sidebar in visualizer

* fix red text or blue links appearing on text they shouldn't have been in the terminal. This fixes issues like [this](https://camo.githubusercontent.com/94bdd74c8377d2175ce3adc82074c1715a99baadc2ed2d9721e3e89d9033d887/68747470733a2f2f6d79616e67656c2e616b752e6c752f773136756d3939663876396b2e706e67) or [this](https://user-images.githubusercontent.com/75766843/113034561-e5b88b80-919a-11eb-8819-e4daa6eef004.png) (see also #138)

* **rework queue tab**. Runs can now be reordered and disappear when canceled or finish running
* **add ability to toggle players' cursors off or on** in the visualizer by clicking on their info in the upper left
* allow the visualizer time slider to be clicked anywhere to jump to that point, instead of requiring you to drag the slider to that point
* add hyperlinks to maps and scores in the terminal and results tab
* play DT plays on 1.5x speed by default (and HT plays on 0.75x speed)
* display minutes and seconds into the map alongside ms in the visualizer
* add 0.05 as a visualizer speed (previous lowest was 0.1)
* fix whitelist file whitelisting the earlier replay instead of the later replay for similarity
* fix visualizer not inheriting snap thresholds from circleguard
* fix some old replays failing to be parsed