Improved Lexer and Parser for blocks with unbalanced or no delimiters

• lexer and highlighting support blocks with unbalanced or no delimiters (#289)

Reformat supports break-after-end-of-sentence

• lexer and highlighting support several new tokens (callouts, admonitions, markdown style listings, definition lists) (#289)
• reformat supports break-after-end-of-sentence, but still experimental (#289)

Setting to disable error/warning highlighting in editor

• rework zoom for touchpads (#295)
• added setting to disable error/warning highlighting in editor (#296)

Paste-Table-from-Clipboard support

• create tables from clipboard and converting CSV/TSV format to AsciiDoc (thanks to @bbrenne) (#92, #290)
• new table size selector using the mouse (thanks to @bbrenne) (#92, #290)
• inject absolute location of .asciidoctorconfig file (thanks to @rdmueller) (#280)
• support for '.adoc' extension of .asciidoctorconfig file (thanks to @rdmueller) (#293, #294)
• better zoom support for touchpads, adding min/max zoom level (#295)

Inlining and extracting of includes

• inlining and extracting of includes (#271)

Reworked open in browser and experimental reformatting support

• experimental support reformatting of AsciiDoc sources, needs to be enabled in the settings (#289)
• "Open in Browser" now opens the contents of the preview in the selected browser including rendered diagrams (#82)

Investigating problem that parts of the UI are not refreshing

• investigating problem that parts of the UI are not refreshing (#283)

Save image context menu shows on macOS

• Save image context menu now showing up on macOS (thanks to @wimdeblauwe) (#283)

Fixing NPE introduced when detecting potentially blurry preview

• fixing NPE introduced when detecting potentially blurry preview (#284)

Preview supports zoom and save image

• support zoom in preview window (thanks to @ianflett) (#199, #279)
• save generated images from preview (thanks to @bbrenne) (#245 #278)