Merge changes I2769d6ae,I11060630,I5c96789c,I1d0e89be,I331a838c, ... into devel/master
authorDavid Steele <david.steele@samsung.com>
Fri, 9 Oct 2020 13:37:15 +0000 (13:37 +0000)
committerGerrit Code Review <gerrit@review>
Fri, 9 Oct 2020 13:37:15 +0000 (13:37 +0000)
* changes:
  Add template keyword for android compiler
  refactor SignalBase and CallbackBase using variadic template.
  refactor Signal class.
  refactor ConnectionTracker class.
  refactor SlotConnection class.
  refactor CallbackBase class.
  refactor BaseSignal class.
  refactor  SignalConnection class.


Trivial merge