v0.0.42

• Break change: no more message on service ready.
• Break change: vim source now registed as extention.
• Break change: complete item sort have reworked.
• Break change: request send to coc would throw when service not ready.
• Add support for check current state on diagnostic update.
• Add env opinion for registed command languageserver.
• Add outputChannel for watchman.
• Add coc#_select_confirm() for trigger select and confirm.
• Add coc.preferences.numberSelect.
• Add priority support for format provider.
• Add workspace.watchGlobal and workspace.watchOption methods.
• Fix cursor disappear on TextChangedP with vim.
• Fix coc process not killed when update on windows.
• Fix snippet broken on vim.
• Fix support of startcol of completion result.
• Fix labelOffsetSupport wrong position.
• Fix flicking on neovim.
• Fix unicide not considered as iskeyword.
• Fix watchman client not initialized sometimes.
• Improve performance for parse iskeyword.
• Not echo message on vim exit.
• Not send empty configuration change to languageserver.