submit/trunk/20130102.020305

[Version] 0.2.89
[Project] GT-I8800
[Title] Release wrt-commons_0.2.89
[Issue] Unhandled return value from pthread_setspecific
[Problem] N/A
[Cause] N/A
[Solution] Log on errors.
[Issue] Array compared against 0
[Problem] N/A
[Cause] N/A
[Solution] Deleted.
[Issue] Unreachable code.
[Problem] N/A
[Cause] N/A
[Solution] Deleted two unreachable return statements.
[Issue#] N/A
[Problem] N/A
[Cause] N/A
[Solution] Add vconf key for memory saving mode
[SCMRequest] N/A