Reformat

* Fixes style, per https://github.com/ZDroid/Brightness/commit/7e6122f6bc1e48f50c7d8bed0605c7804c8d61e9#commitcomment-3937060.
* Uses https in links, instead of http.
Unnecessary brightness.desktop file.
removed 'compiling from source'
Changes till v1.0.1, 25 August, 2013 updated.
Merge pull request #24 from ZDroid/patch-1

Reformat
Installer description changes.
Installer Fix
README change - gah! :|
followed http://www.gnu.org/licenses/gpl.html
They said,

- 'Also add information on how to contact you by electronic and paper
mail.'
- and also, fixed URL of license .