Fix bugs found by ccc-analyzer
More bug fixes
Test case for #1392
Fix #1392
[FP] Dereference of null pointer

(cherry picked from commit 39d25cc7db1f774f1171c7d8ef160b74170e4f0f)
[FP] Dereference of null pointer
[FP] Dereference of null pointer
Regenerated build/ files
Builder _having patch
Fix #1397
Test case for #1399
Test case for #743
Fix #1399
Updated changelog
Regenerated build/ files
Test case for #1275
Fix #1275
Merge branch '1.2.4-builder-fix' of https://github.com/Cinderella-Man/cphalcon into 1.2.4
Updated CHANGELOG
Regenerated build/ files