[master] cosmetic changes
[core] fixed comparison operator of thread-safe cmessageheap
- Corrected inverted comparisons of newly added message properties- re-introduced formaly removed use of insertOrder. This is still needed to sort messages which are being inserted during initialization
[core] implemented thread-safe(r) FES ordering
added casts to some atomic type ops varables to avoid compiler warnings
Initial import of Horizon 4 release.