[common] Simplify instance methods registration.

[common] Simplify instance methods registration.

Macros REGISTER_(A)SYNC have been replaced with new macro
REGISTER_METHOD, which takes only the method name.
The string parameter is now created from the method name.

[Verification] + tct-mediacontroller-tizen-tests 100% pass rate.
+ tct-account-tizen-tests 100% pass rate.
+ tct-alarm-tizen-tests 100% pass rate.
+ tct-application-tizen-tests 100% pass rate (requires screen always on).
+ tct-archive-tizen-tests 100% pass rate.
+ tct-badge-tizen-tests 100% pass rate.
+ tct-bluetooth-tizen-tests 100% pass rate.
+ tct-bookmark-tizen-tests 100% pass rate.
+ tct-calendar-tizen-tests 100% pass rate.
+ tct-callhistory-tizen-tests 100% pass rate.
+ tct-contact-tizen-tests 100% pass rate.
+ tct-content-tizen-tests 100% pass rate.

Signed-off-by: Michal Michalski <m.michalski2@partner.samsung.com>
Change-Id: I9be38c2946b2ebb8ea5d1bfbb99ab16a637a3977