[Project][Coverity] Some static analysis problems were corrected.

[Project][Coverity] Some static analysis problems were corrected.

Those Coverity issues were fixed:
CHECKED_RETURN 835501 - Messageport
CHECKED_RETURN 835504 - Download
CHECKED_RETURN 835505 - Messaging Email
CHECKED_RETURN 835506 - Download
CHECKED_RETURN 1064913 - Common
CHECKED_RETURN 1064914 - Common
CHECKED_RETURN 1064915 - Alarm
CHECKED_RETURN 1074834 - Application
CHECKED_RETURN 1074835 - Application

In Alarm module there is fix of Exception message.
There is also correction of logs in Archive module to bring consistency.
Some files was changed only by cude_format script.

[Verification] Coverity was run, and fixed issues are not on a list anymore.
http://10.113.170.22:8810/download/16062/artifacts/analysis_report_I6ddb03_coverity-2017.07.html
TCT pass rate of changed modules is 100%.

Change-Id: I6ddb030c071166d688a902849c9f979cfbae62d6
Signed-off-by: Arkadiusz Pietraszek <a.pietraszek@partner.samsung.com>