Adding header search paths to support app archving
Merge pull request #10 from khawkins/archive_header_paths

Adding header search paths to support app archving
Merge remote-tracking branch 'origin/mobilesdk' into mobilesdk.unstable
Merge pull request #11 from khawkins/mobilesdk.unstable

SalesforceNetworkSDK: Merging mobilesdk to mobilesdk.unstable