submit/trunk/20121130.124715

[Version] 0.0.79
[Project] GT-I8800
[Title] Release wrt-installer_0.0.79
[Issue#] LINUXNGWAP-572
[Problem] SDK takes too long time to install/update widget
[Cause] Steps done: zipping->transfer->uninstall->install->unzipping->checking version
[Solution] Added feature to install widget directly from directory.
To do that run wrt-installer -i /path/widget_directory (note that -if works as before)
Widget is not zipped/unzipped and version check is not performed (always update)
[Issue#] Unhandled return value.
[Bug] N/A
[Cause] N/A
[Solution] Logging on error.
[Issue#]       LINUXNGWAP-428
[Bug]          Code that was removed is merged back somehow
[Cause]        N/A
[Solution]     Removing that code and widgetHandle uses
[Issue#] LINUXNGWAP-537
[Feature] Platform version is checked and compared
to required_version from config.xml. If installation
is triggered by pkgmgr, popup with question is shown.
If it is console installation, version check popup is disabled and
installation automatically refused if version not match
[Cause] Compatibility check during installation
needed
[Solution] N/A
[Issue#] N/A
[Problem] N/A
[Cause] N/A
[Solution] Add logic to save installed path for preload widget
[Issue#] N/A
[Problem] N/A
[Cause] N/A
[Solution] modify base64 string instead of sha1 values
at saving certificate of authentication.
[SCMRequest] should be released with wrt-commmons