Merge pull request #567 from marciopaiva/1.1.0

1.1.0 - Oracle describeColumns fix
Regenerated phalcon.c files
Fixing bugs, adding total_items to paginator, fixing empty array in volt, fixing cookies manager, adding more options to forms builder
Merge branch '1.1.0' of https://github.com/phalcon/cphalcon into 1.1.0
Fixing events manager, making priorityQueue optional