This component partitions the submission of key presses
into periodic bursts, nullifying user behavior profiling
based on keyboard input timing.
It can be configured with the 'period_ms' attribute on the
config node. The default is 200 milliseconds.
An example of injecting delay into VirtualBox:
! <start name="nit_fb">
! <resource name="RAM" quantum="8M" />
! <provides>
! <service name="Framebuffer" />
! <service name="Input" />
! </provides>
! </start>
!
! <start name="input_normalizer">
! <resource name="RAM" quantum="1M" />
! <provides>
! <service name="Input" />
! </provides>
! <config period_ms="150"/>
! <route>
! <any-service>
! <child name="nit_fb"/>
! <parent/>
! <any-child/>
! </any-service>
! </route>
! </start>
!
! <start name="virtualbox">
! <resource name="RAM" quantum="1280M"/>
! <config>
! ...
! </config>
! <route>
! <any-service>
! <child name="input_normalizer"/>
! <child name="nit_fb"/>
! <parent/>
! <any-child/>
! </any-service>
! </route>
! </start>
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