added option to set dependencies.
refactored merging options into one place.
fixed some coding issue.
let's use Pimplet (simplified Pimple) to manage values.
use Pimplet in Dimplet.
created Utils class used inside DiContainer with hard-dependencies.
moved array_merge... to Utils class.
moved isClassName to Utils class.
created PHPUnit test for Utils class.
created normalize* methods in Utils and its tests.
specify DimInjection; modified some comments.
suppressed E_NOTICE for GET/act.
moved getObject to Utils class.
renamed method to shorter and clearer name.
refactored fresh logic. not to throw exceptions anymore.
more test on Utils::normalize* methods.
normalize options using Utils::normalizeOption.
fixed raw to use $c as Dimplet.
moved parse* methods from Forge to Utils class.
put similar utility methods at one place.