[MIPS] Switched to std_numeric
[RAM,BenchRAM] Fixed ram behaviour, Code cleaned

Introduced also 2ns delay in BenchRAM to avoid metavalue detected issue in numeric_std
Cosmetic changes

Finally switched to eclipse + sigasi for writing code
[MIPS] Fixed mismatch in RAM port mapping  and removed unused signals
[OutputControl] Added delay before write to RAM
[Registers] Removed unused signal
[OutputControl,MIPS] Fixed read from RAM instruction

[MIPS] Added routing needed for the MuxReg (the one with RegDst enable signal)
[OuputControl]
- Added RegDst output and enable it only when load from RAM
- Added delay in all others output signals
[InstructionMemory] Edited for testing functionality
[OutputControl] Fixed sum instruction

[OutputControl] Added missing arith entry in ALUOp switch
[AluControl] Cosmetic changes
[InstructionMemory] Edited for testing functionality