v0.7.2-prerelease2

Full Changelog: v0.7.1...v0.7.2-prerelease2

Prerelease Fix

fix: workspace list can't sort properly
feat: provide API to open tiddler file in external app
refactor: move error messages to separate files
fix: handle wiki booting error when init wiki
feat: allow click button create github issue if have error when creat…
refactor: use workspaceDidFailLoad method to judge this
feat: display wiki error message if wiki fails to boot
feat: reload failed wiki
fix: not showing error message when startup if a wiki failed to load
feat: allow restart wiki to reload wiki that had error
feat: allow show error message if restart wiki that had error
refactor: make wiki and zx share the same worker_thread
feat: allow zx script to log new script that can be executed in $tw context
fix: restart workspace won't auto reload

预发布修复

修复：工作区列表不能正确排序
壮举：提供API以在外部应用程序中打开tiddler文件
重构：将错误信息移至独立文件中
修复：在启动维基时处理维基的启动错误
壮举：如果在创建时出现错误，允许点击按钮创建github问题。
重构：使用workspaceDidFailLoad方法来判断这一点
特技：在维基启动失败时显示维基错误信息
特技：重新加载失败的wiki
修正：如果wiki加载失败，启动时不显示错误信息
特技：允许重新启动维基来重新加载出错的维基
特技：允许在重新启动有错误的维基时显示错误信息
重构：让wiki和zx共享同一个worker_thread
功夫：允许zx脚本记录可在$tw上下文中执行的新脚本
修正：重启工作区不会自动重载