Add spec and manifest files for supporting tizen v3.0

Add spec and manifest files for supporting tizen v3.0

Tizen v3.0 has some constraints of package configuration
which are diffrent from Tizen v2.x.

1. xml file should be installed in '/usr/share/packages'.
2. app should be installed in '/usr/apps'.
3. appid should be consist of '.' such as 'org.tizen.chromium-efl'.
4. environment variable 'ELM_ENGINE' has to be set as 'gl'.

bug: http://107.108.218.239/bugzilla/show_bug.cgi?id=11063

Change-Id: I106cca288ef15c4618452602bd725960404b9f5e
Signed-off-by: Youngsoo Choi <kenshin.choi@samsung.com>