Isubrip

Bug Fixes:
* Fixed an issue where the update message from version `2.5.4` to `2.5.5` would still appear after updating. ([Issue 73](https://github.com/MichaelYochpaz/iSubRip/issues/73))
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Added:
* Added new `timeout` setting to the config file, for the option to change the timeout for all / specific scrapers. See the updated [example config](https://github.com/MichaelYochpaz/iSubRip/blob/main/config.toml) for usage examples. ([Issue #71](https://github.com/MichaelYochpaz/iSubRip/issues/71))

Changes:
* Default timeout for requests has been updated from 5 seconds to 10 seconds. ([Issue 71](https://github.com/MichaelYochpaz/iSubRip/issues/71))
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Bug Fixes:
* Fixed an issue where if the `logs` directory does not exist, the folder isn't created, causing an error. ([Issue 67](https://github.com/MichaelYochpaz/iSubRip/issues/67))
* Fixed an issue where the summary log of successful and failed download would not account for failed downloads. ([Issue 68](https://github.com/MichaelYochpaz/iSubRip/issues/68))
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Added:
* Added new `proxy` and `verify-ssl` settings to the config file, for allowing the usage of a proxy when making requests, and disabling SSL verification. See the updated [example config](https://github.com/MichaelYochpaz/iSubRip/blob/main/config.toml) for usage examples.

Changes:
* `subtitles.rtl-languages` config setting is no longer supported, and its values are now hardcoded and can't be modified.

Bug Fixes:
* Fixed an issue where in some cases, `STYLE` blocks would repeat throughout the subtitles file, and cause inaccurate cue count. ([Issue 63](https://github.com/MichaelYochpaz/iSubRip/issues/63))
* Fixed an issue where the WebVTT Style blocks would have their `STYLE` tag replaced with a `REGION` tag in downloaded subtitles.
* Fixed an issue where an empty playlist (with a size of 0 bytes) would be reported as a valid playlist with no matching subtitles. ([Issue 65](https://github.com/MichaelYochpaz/iSubRip/issues/65))
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Bug Fixes:
* Fixed an issue where errors would not be handled gracefully, and cause an unexpected crash. ([Issue 55](https://github.com/MichaelYochpaz/iSubRip/issues/55))
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Bug Fixes:
* Fixed an issue where source abbreviation was missing from file names of downloaded subtitles files. ([Issue 53](https://github.com/MichaelYochpaz/iSubRip/issues/53))
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