[v1.5] Structural caching, speech to text transcripting & more

• Began hourly caches of chat info to reduce database calls which was slowing down the bot
• Major speed improvements
• Added nickname handling to the mainframe (is this what we're calling it now?)
• Added speech to text transcribing with a seperate helper
• Added placeholders to triggers
• New fileid plugin to retrieve technical information from file_ids
• New mock plugin to produce mOcKiNg text
• New nick plugin to allow users to set their nickname
• Major overhaul for the pokedex plugin
• Fixed a bug with quotes plugin
• Added support for random and randnsfw (in PM) subreddits, and fixed some subreddits showing no content
• Fixed a conflict with save's /s alias and the sed plugin