Request options, iterators, and refreshed APIs

Lot's of new things in this release!

• Deprecated many functions calling deprecated API endpoints
• Added support for many new APIs that were missing from this library
• Support for per-request options
• Automatic pagination through iterators

What's Changed

• rest api options by @mmoghaddam385 in #39
• launchpad helpers by @mmoghaddam385 in #41
• iterator PoC on tickers API by @mmoghaddam385 in #42
• V3 Trades Endpoint w/ Iterator by @HunterL in #43
• Deprecate getHistoricTrades in stocks & crypto by @HunterL in #44
• deprecated unsupported reference APIs by @mmoghaddam385 in #46
• implement getQuotes by @HunterL in #45
• deprecate stockDividends and support v3 dividends API by @mmoghaddam385 in #48
• deprecate getLastTrade and support getLastTradeV2 by @HunterL in #49
• deprecate historic funcs superseded by getQuotes by @HunterL in #47
• deprecated old splits and add V3 splits support by @mmoghaddam385 in #50
• add getLastQuoteV2 and deprecate old version for stocks client by @HunterL in #52
• deprecate and replace ticker news by @mmoghaddam385 in #54
• deprecate old ticker types and support ticker types v3 by @mmoghaddam385 in #55
• deprecate old conditions and support conditions v3 by @mmoghaddam385 in #56
• deprecate old ticker details and support ticker details v3 by @mmoghaddam385 in #53
• introduce experimental client with financials API by @mmoghaddam385 in #51
• deprecate old exchanges and support exchanges v3 by @mmoghaddam385 in #57
• Add technical indicators APIs by @mmoghaddam385 in #58
• add options snapshot API by @mmoghaddam385 in #59
• support for versions and user agents in code by @mmoghaddam385 in #62
• options contracts reference APIs by @mmoghaddam385 in #60
• bring new patterns to trades/quotes and @SafeVarargs everywhere by @mmoghaddam385 in #61

Full Changelog: v4.0.0...v4.1.0