testing/liboauth: new aport

OAuth library functions
http://liboauth.sourceforge.net/
testing/uhttpmock: new aport

HTTP web service mocking library
http://gitorious.org/uhttpmock/
main/libsoup: upgrade to 2.48.0
testing/libgdata: upgrade to 0.16.0
testing/evolution-data-server: upgrade to 3.12.2