Update README.md

Added some additional notes regarding Ubuntu 12.04
Update README.md

Ubuntu 12.04 and Debian users might have issues with the SSL cert
Update README.md
Merge pull request #81 from xenuser/patch-1

Update README.md
Minor bugfixes
Added file encoding support with options and autodetection
Minor changes to katywings' encoding PR

Closes #95
Version 0.0.41
Updates package.json description
Updates README.md
Updates CLI usage string and README.md to support opening multiple files and dirs
Version 0.0.42
Adds warning message if xclip is not installed
Removes accidentally committed files
Version 0.0.43
Shows relative path in header
Help now opens slap.ini

Deletes lib/ui/HelpDialog.js
Shows readonly status in header
Version 0.0.44
Moves shrinkWidth to BaseElement from util