Time has come for Stable

This is the first stable version of dropboxignore. Thanks to all contributors and testers, many issues have been fixed and improvements have been implemented. Most of Mac OSX related issues seems to be fixed, therefore we could made the assumption that this piece of software is stable.

Fixes:

• Fix update command #18
• Minor fixes on documentation
• Show total number of affected files and folders #15

Improvements

• Create and publish the snap using the Makefile
• Add more test cases #16

Contributors: @haoadoresorange