Add new fields for "findnetwork" and "getstatus" methods in com.palm.wifi

- Add "supported" field in "findnetwork" method which will be false for
"ieee8021x" (enterprise security) and true for all other types.
- Add "profileId" field in "findnetwork" and "getstatus" for known profiles
on the system.

Open-webOS-DCO-1.0-Signed-off-by: Sapna Todwal <sapna.todwal@palm.com>

Change-Id: Ice754b91711fa2799ab781f13ba9ab2a7bc47edd
Reviewed-on: http://g2g.palm.com/1238
Tested-by: Sapna Todwal <sapna.todwal@palm.com>
Reviewed-by: Build Verification
Reviewed-by: Keith Derrick <keith.derrick@palm.com>
Fetch service properties everytime IP information is requested

Open-webOS-DCO-1.0-Signed-off-by: Sapna Todwal <sapna.todwal@palm.com>

Change-Id: Ibd85c3c18970ed5772d6b7b622a51ce784a8ed6b
Reviewed-on: http://g2g.palm.com/1243
Reviewed-by: Build Verification
Tested-by: Sapna Todwal <sapna.todwal@palm.com>
Reviewed-by: Keith Derrick <keith.derrick@palm.com>