Various improvements to Devices Detection algorithm

[mattab]

Suggested by Stefan from the Piwik team, see this pull request: #213

there are lots of improvements:

• added device detection for samsung SHV models 80e9750
• fixed device detection for some lenovo devices a247898
• fixed device detection for asus transformer pads e05162d
• added device detection for Cube tablets 6d0b664
• improved general device detection: always assume that there are no le 3b47f83
• added device detection for Samsung SHW models 990139b
• improved detection of HTC Desire models 87b1461
• improved detection of alcatel one touch series f911d73
• improved detection of zte & i-mobile devices 1e7808c
• added detection of lenovo IdeaTab devices d0c3a40
• added detection of symphony devices 5f5b330
• improved detection of MicroMax devices 6da2342
• improved detection of motorola droid devices 3fe5d12
• added detection of archos tablets 5c1205a
• improved detection of asus transformer series a9279a2
• improved detection of pantech devices; some language parts in userage 0a86d80
• improved detection of videocon devices 2c2d9f5
• added detection of CnM tablets c14b688
• added detection for motorola MZ607 (alias Xoom2) 1bf79bd
• added detection of motorola MZXXX tablets 9804985
• added detection for motorola XT series 349bf68
• added detection for motorola MB series ec1039f
• added detection for motorola ME series a675758
• improved detection of microsoft and playstation console f706b3e
• always do a device detection! otherwise devices running a desktop os
• detect bada version if possible cbc301f
• added detection for browsers ChromePlus & CoolNovo 6c78a17
• try to return a specific icon for given browser before returning the 620e0e7
• added test for bada device; small fix for samsung device detection f796d31
• added device detection for HP Slate tablets 2cd42f4
• added detection for Cat tablets 0ddd84d
• improved detection for some sharp devices 6c60740
• added detection of gemini devices 1965b86
• added some missing brand icons 74fdabd
• added possibility to show all available browsers, os, device types an e12041e
• improved methods to get browser/os logos. always try to find an accur 3cdeec5
• added icon for device type car browser 37e5306
• added new device type 'smart display' for devices like ViewSonic VSD2 26254ab
• added some brand icons 22da411
• added detection for some PolyPad devices 70fcb96
• fixed detection of browser short code c169084
• fixed detection of os short code 9276cfe
• added detection for some KT-Tech devices c16657a
• added proper detection of a custom rom from HTC HD2 805d9a8
• added detection for some manta multimedia devices aaad57a
• improved detection of ViewSonic VSD devices 3e49edf
• added possibility to translate device types 976e178
• added missing browsers to useragentparser dceb7d1
• changed matching of os and browser name; names should be set correct c4544cf
• added detection for 'Comodo Dragon' browser 05aa038
• improved detection of kindle devices 8d83f12
• added detection of AmigaOS 135d641

[sgiehl]

Changes are merged to master.