Bytes app for iPhone and iPad

**UPDATED**
** Added blocks unit for data conversion
** Removed "Info" tab
** Added logical shift operations

Bytes is a utility for computer scientists and engineers that makes it easy to convert between data units and number bases, perform quick bitwise operations, and more.

Features
- Convert between all data storage units with the prefixes Kilo through Yotta.
- Use base 10 (e.g. Mega) or base 2 (e.g. Mebi) units.
- Convert numbers between decimal, binary, octal, and hexadecimal bases.
- Perform left and right logical shift operations.
- Perform AND, OR, NAND, NOR, XOR, XNOR bitwise operations and see the result in binary and hexadecimal.
- Powers of 2, 8, and 16 reference up to 1,000,000.
- Full ASCII reference with decimal, hex, and char representations.