register imstruction in main
fix Beq result to  ID/EX
fix data flush
fix import to include
adjust folder structure
move Instruction.cpp and .h
register each Instruction in their cpp
add makefile
reorder Instruction.h definition
remove comment
add input files and outfiles to repo
simplify updatePipeLineRegs
remove no arg version of instructionFetch
Merge branch 'feature/register-in-main'