Merge pull request #49 from tmihalik/1.0.0

fixed key names and spaces converted to tabs
Merge pull request #50 from tmihalik/1.0.0

typo
Models mass assigment warning
Updating API, adding models caching chapter
Adding Raw SQL explanation
Adding Raw SQL explanation
Adding CentOS instructions
Updating API
Updating API, adding cherokee notes
Adding what's next page
more what's next
big image
Merge branch '1.0.0' of https://github.com/phalcon/docs into 1.0.0
Updating API
typo