Fixes regex conversion failure when installed on PyPy.
Better detection of Android Version; Simplified regex
Merge pull request #360 from commenthol/osandroid

Better detection of Android Version; Simplified regex
Better detection of Linux Distributions, Versions
Detection of Maemo
Merge pull request #334 from selwin/master

Fixes regex conversion failure when installed on PyPy.
Merge pull request #369 from commenthol/oslinux

Better detection of Linux Distributions, Versions; Detection of Maemo
Better OS detection for UCBrowser