New OS; New Browsers; Bit detection

Added support for the following Browsers:
- Internet Explorer 1 to 20
- Opera 1 to 20
- Firefox 1 to 30
- Iceweasel 1 to 30

Added support for the following OS:
- Windows 3
- Windows 3.1
- Windows 3.11
- Windows 95
- Windows 98
- Windows 2000
- Windows ME
- Linux (Debian)
- Linux (SUSE)
- Mac OS X
- Mac OS in general
- AmigaOS (Commodore Amiga, AmigaOS)
- FreeBSD

Added detection of 64-bit.
Following identifiers supported:
- amd64
- x86_64
- WOW64
- x64
- Win64