Markdown Life versions

v1.5
Version 1.5.1:
+ Improved code blocks support.
Version 1.5.0:
+ New: Big update #1: no longer suffer from the lag when you type characters.
In version 1.5.0, the HTML rendering engine was hand-optimized by latest techniques which brought almost 300% speed boost. Almost all time-consuming functions have been replaced with fine-tuned and parallel implementations. All Macs, even 5-year-old ones, would be greatly benefited from these works to let you feel what is called "blazingly fast".
+ New: Big update #2: table of contents via the dropdown menu.
+ New: fenced code blocks support.
+ New: tables support.
* Fixed: several issues on OS X Yosemite.
* Fixed: immune of some possible attacks from malformed Markdown source.

v1.2
* Fixed: Preview was scrolled down to bottom after any edit to the document.
Version 1.2.0
+ Added: auto-insert paired parenthesis and quote mark.
+ Added: auto-highlight the paired parenthesis.
+ Improved: use Tab/Shift+Tab to indent/unindent the selected text.
+ Improved: UI tweaks.
* Fixed: minor bugs.
Version 1.1.0
+ Added: Versions support.
+ Added: Show invisible characters (tabs/newlines/spaces).
+ Added: Wrap lines to editor's width.
+ Added: Fast switch the size-ratio of editor and preview window.
+ Improved: Current line highlight experience.
+ Improved: Markdown to HTML convertor compatibility.
+ Improved: Performance boost. Open a 1MB markdown file to feel the difference.
+ Improved: Shortcut key for "Jump To Line" was changed to Cmd+J to avoid conflict with "Find Next".
* Fixed: Flickering in preview window.
* Fixed: Missing association of ".mdown" extension.
* Fixed: Scroll area background color.
* Fixed: Spelling mistakes.
* Fixed: Bugs in OS X Lion.
* Fixed: Fonts for styled paragraphs were not reset correctly after changing the font.
* Fixed: General regression fixes.