* fix: unexpected remove paragraph content when input by Chinese IME on Safari browser
* emit change event only when not composed and selection changed
* add some comments
* fix: #929
* dispatch change event after Enter event
* remove some codes
* update deps
* update node version in CI file
* update node version in .babelrc
* update node version to 10
* update electron
* update karma-electron
* update element-ui etc
* update vega-embed etc
* update webpack-dev-server
* feat: image setting
* opti: inline image
* add imageSelectAction
* remove axios from muya
* update image selector
* finish image selector ui
* add load success style
* delete image by click delete icon
* opti structure of image html
* handle arrow key
* enter to edit
* image preview by press space
* handle backspace when the previous element is image wrapper
* update codes for change another PC
* emable select all in input
* handle arrow and backspace key
* create a new paragraph after the last paragraph if its not empty
* handle backspace when the previous element is image wrapper
* handle enter event in image selector
* rewrite auto show image selector
* modify image folder
* copy file to folder
* select image
* handle paste image
* picgo
* guess image path from clipboard
* drag and drop image to Mark Text
* add github uploader
* remove unused codes
* remove unused codes
* rewrite image path auto complete
* support `path` imageInsertAction
* doc: add image uploader doc
* remove debug codes
* set init value in image uploader page
* fix typo
* remove unused codes
* drag web image to Mark Text
* add save notification
* opti uploading process
* fix did not close image selector bug
* check image content type when drag web link image
* fix: unable to preview relative path image.
* emit change event after paste/drop image
* add url map in image selector
* feat: screenshot and auto insert the screenshot image
* update error handler
* feat: use the native screencapture command line on macOs system
* opti: drop image
* fix: handle enter error when cursor is after a image
* fix: hasOwnProperty error
* remove debug codes
* fix: backspace when the previous ele is image
* fix: CI error and optimize some codes
* use hash of file path to generate the copied filename
* change default imageInsertAction to `path`
* fix: typo
* remove some unused codes and opti get image file name
* fix some bugs and opti codes
* update image edit icon
* romove screen capture on Linux and Windows
* fix: conflict
* fix error that can not insert image after the existed image or before existed image
