Disable ftp support for Crosswalk.

use 'disable_ftp_support' and comment out some code path.
Using icu alternatives on Android

All changes are protected by gyp flat
use_icu_alternatives_on_android
Disable ftp by default when use icu alternatives
Disable the i18n support of v8
Disable icu in sqlite
Disable icu in libxml by reverting third_party/libxml/patches/icu
Remove dependency to libphonenumber
Do not initial ICU anymore.
Merge pull request #202 from wang16/mini_remove_icu

[Crosswalk Mini] Remove ICU dependency
Fix that missing icu type definition
Merge pull request #204 from wang16/mini_remove_icu

Fix that missing icu type definition
Remove media stream support

All changes are under flag disable_media_stream
Merge pull request #206 from wang16/mini_media_stream

Remove media stream support
[TIZEN] Set app ID and media class properties for the audio streams.

Set an application ID and media class properties for the audio streams in
pulseaudio and Murhy, so that the Murphy resource policy daemon can dictate
when the audio will be paused and resumed in response to other audio playing.

BUG=XWALK-2788
Remove inspector support
All changes are under flag disable_inspector