Most relevant commits:
- compiler/ast: remove Import.Context field
- compiler/lexer: support JavaScript modules
- compiler: complete the implementation of the 'render' expression
- compiler/emitter: optimize Text instructions merging them into one
- templates: move MarkdownConverter option from run to build
- playground: update 'wasm_exec.js' with Go 1.16 version
- playground: update packages.go for Go 1.16
- compiler,runtime: allows the explicit conversion from markdown to html