Fix increment / decrement
Fix increment / decrement

also fixed a value incorrectly returned docblock says array but bool
returned

Bluewind/filebin,madwings/InsaneDB,bcit-ci/CodeIgniter,madwings/InsaneDB,bcit-ci/CodeIgniter,Bluewind/filebin,butane/CodeIgniter,Bluewind/filebin,Bluewind/filebin,butane/CodeIgniter,madwings/InsaneDB,butane/CodeIgniter,butane/CodeIgniter,butane/CodeIgniter,Bluewind/filebin,bcit-ci/CodeIgniter,bcit-ci/CodeIgniter,madwings/InsaneDB,madwings/InsaneDB,bcit-ci/CodeIgniter