Use this config with the flex-tool-bar plugin for tool-bar

toolbar.cson

[
  {
    type: "url"
    icon: "octoface"
    url: "https://github.com/peterkc"
    tooltip: "Github Page"
  }
  {
    type: "url"
    icon: "link"
    url: "http://jira.zephyr-intranet.com/secure/Dashboard.jspa"
    tooltip: "Zephyr JIRA"
		iconset: "fa"
  }
  {
    type: "url"
    icon: "code-fork"
    url: "http://stash.zephyr-intranet.com"
    tooltip: "Zephyr Stash"
		iconset: "fa"
  }
  {
    type: "url"
    icon: "tasks"
    url: "http://bamboo.zephyr-intranet.com"
    tooltip: "Zephyr Bamboo"
		iconset: "fa"
  }
  {
    type: "url"
    icon: "users"
    url: "http://confluence.zephyr-intranet.com"
    tooltip: "Zephyr Confluence"
		iconset: "fa"
  }
  {
    type: "spacer"
  }
  {
    type: "button"
    icon: "markdown"
    callback: "markdown-preview:toggle"
    disable: "!markdown"
  }
	{
    type: "button"
    icon: "arrows-h"
    callback: "tree-view:toggle"
    tooltip: "Toggle Treeview"
		iconset: "fa"
	}
	{
    type: "button"
    icon: "navicon"
    callback: "command-palette:toggle"
    tooltip: "Toggle Command Palette"
		iconset: "fa"
	}
]