Tweak markdown options

What's Changed

• misc: updated README as now templates and static are embedded by @rochacbruno in #55
• Readme update by @rochacbruno in #56
• More content on example/demo site by @rochacbruno in #57
• Ci checks by @rochacbruno in #59
• feat: Enabled markdown extensions by @rochacbruno in #61
• Extra by @rochacbruno in #62
• fix: https.... by @rochacbruno in #63
• fix: removed extra space from blockquotes by @rochacbruno in #64
• misc: demo site content fix by @rochacbruno in #65
• chore: more messages on HTTP server by @rochacbruno in #66

Full Changelog: 0.1.4...0.1.5