build: Updated boost Framework path for ios

build: Updated boost Framework path for ios

[srijon.sb]
1. Updated boost Framework path for ios
2. Fixed build errors
	a. Some void functions return values
	b. Added missing Headers

[Philippe Coval]
Ported from 1.2-rel branch to master
  Conflicts:
	service/resource-encapsulation/src/common/primitiveResource/src/RCSResourceAttributes.cpp

Change-Id: I0b6a796fb815a16725e06fa154499d5a8d1605cf
Signed-off-by: srijon.sb <srijon.sb@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/14797
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Author: srijon.sb <srijon.sb@samsung.com>
Reviewed-by: Phil Coval <philippe.coval@osg.samsung.com>
Signed-off-by:Phil Coval <philippe.coval@osg.samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/16881
Tested-by: jenkins-iotivity <jenkins@iotivity.org>