Version v8.7.1

• fix more issues with saving images to epub file.

Version v8.7.0

• when saving web content to epub file, it will switch to reader mode automatically, so that the content would be more suitable for epub format.
• fine tune dialog border

Version v8.6.7

• keep fixing images in epub saving
• add version info to About dialog

Version v8.6.6

• fix coming back from video fullscreen, the url bar is displayed.
• fix saving to existing epub, sometimes images cannot be saved.
  (still, if the image downloading needs authentication, it still can't be saved)

Version v8.6.5

• now shortcut really works, and don't need to choose browser
• fix launch app, sometimes extra tab is created

Version v8.6.4

• fix sometimes launch app, show blank screen issue

Version v8.6.3

• fix save history toggleing default value to true
• fix dialog corner white background issue
• add description of why each permissions are used in full description in fastlane

Version v8.6.2

• fix xml crash issue when entering Setting page
• change default search engine and home page to duckduckgo

Version v8.6.1

update how epublib is got.

Version v8.6.0

• Support saving web page to an epub file, either creating a new one, or adding to an existing one.
• Hide status bar when toolbar is hidden