Disable css browser extension

working with chrome/firefox/opera

Firefox

Chrome

1. working communication
   1.1 between background script and extension gui
   1.2 between browser content modifier and background script
2. remove styles in interval when active

TODO

1. fix save url
2. add m$ edge support
3. add universal style
4. expert mode
   4.1. add on/off css list instead of one input