update readme. add link to github to index.html. add metrika.

README

favicon

Fix bug with zero price

div.remove() is not supported in IE

delete dev-tools. fix tests.

fix circles in firefox

style for the sharing control

sharing link

autosave data in browser

recognize currency by ip-info

currency colors

selector style

style of add button. confirm button in Add account dialog. exit from the dialog on Esc

clean negative numbers in forecast