Merge pull request #17 from cirocosta/simulator-traces

adds traces, refactors proc_access to reference the proc, adds file assignment when performing access

updates readme

little tweeks to seglist - declarations on top

re-adds simulator tests

fixes simulator to support more than one simulation and multiple processes, checking for virtual mem size as well

refactors pagesubst alg disposition, adds scp, updates mmu initialization and pagesubst alg setting

includes more mmu assertions, updates simulator to wait for the new algs api

adds queue, starts implementing fifo, updates mmu to be more page-subst-alg-friendly

adds way of signalizing mapping operation when accessing

updates memory with proper memory_assign implementation and test

updates readme w/ file inspector info; updates simulator to properly initialize memory

adds proc16 seglist_add_process variant

updates `access` and `new` event handlers to deal with access rellocation properly

fixes simulator double free and mem leak issues