Sync-up to Changed RAML spec v1.1

Sync-up to Changed RAML spec v1.1

Patch#1 : 1. Change "subject" to "subjectid"
          2. Add "rel" into "resources"
          3. Change "pubdata","privdata" to "data"
          4. Remove "didformat" from DOXM
          5. Fix subjectid on delete cred process
             (base64 -> canonical)
          6. Update sample json/dat files partially
             (client, justworks, randompin)
Patch#2 : Add missing file
Patch#3 : 1. Update db in security unittest
          2. Fix bug in CRED unittest
          3. Modify ReadCBIRFile function to use resource name
Patch#4 : Remove unnecessary files
Patch#5 : Change "*id" to "*uuid"
Patch#6 : Fix SVACE, Remove redundant comparison
Patch#7 : 1. Modify type of pstat->sm that multiple to single
          2. Replace tabs to spaces
Patch#8 : minor fix
Patch#9 : Modify SelectOperationMode function
Patch#10 : Remove unnecessary variable

NOTE : Please review only, do not merge.
       All of sample json/dat files should be updated after verify.

Change-Id: I97af41a99f7f898516f66c620facd2bedac949f3
Signed-off-by: Yonggoo Kang <ygace.kang@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/6223
Reviewed-by: Jongmin Choi <jminl.choi@samsung.com>
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: dongik Lee <dongik.lee@samsung.com>
Reviewed-by: Randeep Singh <randeep.s@samsung.com>