V1.4-DOC

• Sanitized the library. Fully compliance with Arduino 2.x.x and onwards.
• Added 'getOct()', 'getDac()', and 'getCNF()'

V1.4

• Deprecated all 'return' methods.
• Updated README.md

V1.3.2

• Updated README.md
• Added pinout diagram
• Update library properties