Remove trailing space after "_extension

getExtension not work, this fix issue
Fix a typo
to improve code completion on IDEs :sushi:
Updated Phalcon\Mvc\Model::toArray
[1.3.4] Changes from 1.3.3 pr #2681
Updating CHANGELOG
Regenerating build
Merge pull request #2915 from mruz/1.3.4

[1.3.4] Changes from 1.3.3 pr #2681
Merge pull request #2847 from DangelZM/patch-2

Remove trailing space after "_extension
Merge pull request #2853 from yonexyonex/develop

Fix a typo
Merge pull request #2864 from dreamsxin/model_toarray

Updated Phalcon\Mvc\Model::toArray
Segfault when an invalid DI is provided to Forms\Form
Regenerating build [ci skip]
Optimize late state binding on cloneResultMap

Conflicts:
	ext/mvc/model/resultset/simple.c
Late state binding on Collection