Set default port number on the login panel.
Merge branch 'set_default_port_number'
Fixed a bug that database dropdown list cannot be scrollable.
Merge branch 'fix_database_list_bug'
Increase version number.
Supported editing column definition.
Merge branch 'edit_column'
Merge pull request #5 from GDG-Xian/master

Filter tables in sidebar
Fixed the bug that the footer of the left pane was located at the wrong position.
Merge branch 'fix_left_pane'
Adjusted the width of the create DDL editor.
Merge branch 'fix_width_of_create_ddl_editor'
Added a new panel to show foreign keys.
Merge branch 'support_fk'
Handle the window close and disconnect from MySQL server.
Merge branch 'handle_window_close'
Merge remote-tracking branch 'upstream/master'