Added 'Delete all' script (user can delete all tasks from cell)
Some fixes and added better descriptions about 'delete all' script.
Fixed bad display in tools menu.
Merge pull request #2 from kanbantool/high_contrast_link

Fixed bad display in tools menu.
Merge pull request #1 from kanbantool/delete_all

Added 'Delete all' script (user can delete all tasks from cell)
Improved readme files.
Merge branch 'master' into sorting_animations

Conflicts:
	README.md