Re-organize

...oject/Posit_Adder/Core_Arithmetic/Leading_Bit_Detector.sv

...ual_Project/Posit_Adder/Core_Arithmetic/Posit_Adder_tb.sv

...l_Project/Posit_Adder/Core_Arithmetic/Posit_Extraction.sv

...ual_Project/Posit_Adder/FINAL/EXTRACT/Posit_Extraction.sv

Reference Code/add/Pin1_8bit.txt

Reference Code/add/Pin2_8bit.txt

Reference Code/add/Pout_8bit_ES4.txt

Reference Code/add/README.txt

Reference Code/add/error_8bit.txt

Reference Code/add/julia_posit8_add.sh

Reference Code/add/posit_add.v

Reference Code/add/posit_add_8bit.sh

Reference Code/add/posit_add_8bit_tb.v