Summary

PR adds additional docs to public API's and corrects a handful of small grammatical errors and doc-linting warnings.

Changes

• src/config.rs
• src/github_requests.rs
• src/handlers/erase_handler.rs
• src/handlers/install_handler.rs
• src/helpers/directories.rs
• src/helpers/version/types.rs

Benefits

• Public API documentation additions make understanding functionality easier.
• Improved readability in some areas.
• Grammatical corrections.