IA update: Update configuration to settings

This is the fourth update to information architecture changes and has
the following changes:

- The configuration section is updated to settings
- The dat

IA update: Update configuration to settings

This is the fourth update to information architecture changes and has
the following changes:

- The configuration section is updated to settings
- The date and time settings page is updated to date and time
- The network settings page is updated to network
- The power restore policy page in operations section is moved to
settings section

Signed-off-by: Sandeepa Singh <sandeepa.singh@ibm.com>
Change-Id: I6f5ab25f5227530be430bd39a4d9629b3bf09d8b

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